| 9755 | IMAP Support for UTF-8P. Resnick, J. Yao, A. Gulbrandsen | Proposed Standard | March 2025 |
| 9208 | IMAP QUOTA ExtensionA. Melnikov | Proposed Standard | March 2022 |
| 9051 | Internet Message Access Protocol (IMAP) - Version 4rev2A. Melnikov, Ed., B. Leiba, Ed. | Proposed Standard | August 2021 |
| 8970 | IMAP4 Extension: Message Preview GenerationM. Slusarz | Proposed Standard | December 2020 |
| 8474 | IMAP Extension for Object IdentifiersB. Gondwana, Ed. | Proposed Standard | September 2018 |
| 8438 | IMAP Extension for STATUS=SIZES. Bosch | Proposed Standard | August 2018 |
| 8098 | Message Disposition NotificationT. Hansen, Ed., A. Melnikov, Ed. | Internet Standard | February 2017 |
| 7912 | Message Authorizing Email Header Field and Its Use for the Draft and Release ProcedureA. Melnikov | Informational | June 2016 |
| 7815 | Minimal Internet Key Exchange Version 2 (IKEv2) Initiator ImplementationT. Kivinen | Informational | March 2016 |
| 7444 | Security Labels in Internet EmailK. Zeilenga, A. Melnikov | Informational | February 2015 |
| 7296 | Internet Key Exchange Protocol Version 2 (IKEv2)C. Kaufman, P. Hoffman, Y. Nir, P. Eronen, T. Kivinen | Internet Standard | October 2014 |
| 6858 | Simplified POP and IMAP Downgrading for Internationalized EmailA. Gulbrandsen | Proposed Standard | March 2013 |
| 6854 | Update to Internet Message Format to Allow Group Syntax in the "From:" and "Sender:" Header FieldsB. Leiba | Proposed Standard | March 2013 |
| 6758 | Tunneling of SMTP Message Transfer PrioritiesA. Melnikov, K. Carlberg | Informational | October 2012 |
| 6710 | Simple Mail Transfer Protocol Extension for Message Transfer PrioritiesA. Melnikov, K. Carlberg | Proposed Standard | August 2012 |
| 6709 | Design Considerations for Protocol ExtensionsB. Carpenter, B. Aboba, Ed., S. Cheshire | Informational | September 2012 |
| 6648 | Deprecating the "X-" Prefix and Similar Constructs in Application ProtocolsP. Saint-Andre, D. Crocker, M. Nottingham | Best Current Practice | June 2012 |
| 6477 | Registration of Military Message Handling System (MMHS) Header Fields for Use in Internet MailA. Melnikov, G. Lunt | Informational | January 2012 |
| 6331 | Moving DIGEST-MD5 to HistoricA. Melnikov | Informational | July 2011 |
| 6009 | Sieve Email Filtering: Delivery Status Notifications and Deliver-By ExtensionsN. Freed | Proposed Standard | October 2010 |
| 5996 | Internet Key Exchange Protocol Version 2 (IKEv2)C. Kaufman, P. Hoffman, Y. Nir, P. Eronen · obsoleted by RFC 7296 | Proposed Standard | September 2010 |
| 5751 | Secure/Multipurpose Internet Mail Extensions (S/MIME) Version 3.2 Message SpecificationB. Ramsdell, S. Turner · obsoleted by RFC 8551 | Proposed Standard | January 2010 |
| 5733 | Extensible Provisioning Protocol (EPP) Contact MappingS. Hollenbeck | Internet Standard | August 2009 |
| 5598 | Internet Mail ArchitectureD. Crocker | Informational | July 2009 |
| 5538 | The 'news' and 'nntp' URI SchemesF. Ellermann | Proposed Standard | April 2010 |
| 5536 | Netnews Article FormatK. Murchison, Ed., C. Lindsey, D. Kohn | Proposed Standard | November 2009 |
| 5387 | Problem and Applicability Statement for Better-Than-Nothing Security (BTNS)J. Touch, D. Black, Y. Wang | Informational | November 2008 |
| 5322 | Internet Message FormatP. Resnick, Ed. | Draft Standard | October 2008 |
| 5321 | Simple Mail Transfer ProtocolJ. Klensin | Draft Standard | October 2008 |
| 5259 | Internet Message Access Protocol - CONVERT ExtensionA. Melnikov, Ed., P. Coates, Ed. | Proposed Standard | July 2008 |
| 5256 | Internet Message Access Protocol - SORT and THREAD ExtensionsM. Crispin, K. Murchison | Proposed Standard | June 2008 |
| 5234 | Augmented BNF for Syntax Specifications: ABNFD. Crocker, Ed., P. Overell | Internet Standard | January 2008 |
| 5182 | IMAP Extension for Referencing the Last SEARCH ResultA. Melnikov | Proposed Standard | March 2008 |
| 5070 | The Incident Object Description Exchange FormatR. Danyliw, J. Meijer, Y. Demchenko · obsoleted by RFC 7970 | Proposed Standard | December 2007 |
| 5000 | Internet Official Protocol StandardsRFC Editor · obsoleted by RFC 7100 | Historic | May 2008 |
| 4949 | Internet Security Glossary, Version 2R. Shirey | Informational | August 2007 |
| 4933 | Extensible Provisioning Protocol (EPP) Contact MappingS. Hollenbeck · obsoleted by RFC 5733 | Draft Standard | May 2007 |
| 4877 | Mobile IPv6 Operation with IKEv2 and the Revised IPsec ArchitectureV. Devarapalli, F. Dupont | Proposed Standard | April 2007 |
| 4823 | FTP Transport for Secure Peer-to-Peer Business Data Interchange over the InternetT. Harding, R. Scott | Informational | April 2007 |
| 4819 | Secure Shell Public Key SubsystemJ. Galbraith, J. Van Dyke, J. Bright | Proposed Standard | March 2007 |
| 4809 | Requirements for an IPsec Certificate Management ProfileC. Bonatti, Ed., S. Turner, Ed., G. Lebovitz, Ed. | Informational | February 2007 |
| 4765 | The Intrusion Detection Message Exchange Format (IDMEF)H. Debar, D. Curry, B. Feinstein | Experimental | March 2007 |
| 4718 | IKEv2 Clarifications and Implementation GuidelinesP. Eronen, P. Hoffman · obsoleted by RFC 5996 | Informational | October 2006 |
| 4716 | The Secure Shell (SSH) Public Key File FormatJ. Galbraith, R. Thayer | Informational | November 2006 |
| 4683 | Internet X.509 Public Key Infrastructure Subject Identification Method (SIM)J. Park, J. Lee, H. Lee, S. Park, T. Polk | Proposed Standard | October 2006 |
| 4549 | Synchronization Operations for Disconnected IMAP4 ClientsA. Melnikov, Ed. | Informational | June 2006 |
| 4523 | Lightweight Directory Access Protocol (LDAP) Schema Definitions for X.509 CertificatesK. Zeilenga | Proposed Standard | June 2006 |
| 4515 | Lightweight Directory Access Protocol (LDAP): String Representation of Search FiltersM. Smith, Ed., T. Howes | Proposed Standard | June 2006 |
| 4450 | Getting Rid of the Cruft: Report from an Experiment in Identifying and Reclassifying Obsolete Standards DocumentsE. Lear, H. Alvestrand | Informational | March 2006 |
| 4416 | Goals for Internet Messaging to Support Diverse Service EnvironmentsJ. Wong, Ed. | Informational | February 2006 |
| 4409 | Message Submission for MailR. Gellens, J. Klensin · obsoleted by RFC 6409 | Draft Standard | April 2006 |
| 4408 | Sender Policy Framework (SPF) for Authorizing Use of Domains in E-Mail, Version 1M. Wong, W. Schlitt · obsoleted by RFC 7208 | Experimental | April 2006 |
| 4407 | Purported Responsible Address in E-Mail MessagesJ. Lyon | Historic | April 2006 |
| 4406 | Sender ID: Authenticating E-MailJ. Lyon, M. Wong | Historic | April 2006 |
| 4405 | SMTP Service Extension for Indicating the Responsible Submitter of an E-Mail MessageE. Allman, H. Katz | Historic | April 2006 |
| 4306 | Internet Key Exchange (IKEv2) ProtocolC. Kaufman, Ed. · obsoleted by RFC 5996 | Proposed Standard | December 2005 |
| 4301 | Security Architecture for the Internet ProtocolS. Kent, K. Seo | Proposed Standard | December 2005 |
| 4251 | The Secure Shell (SSH) Protocol ArchitectureT. Ylonen, C. Lonvick, Ed. | Proposed Standard | January 2006 |
| 4250 | The Secure Shell (SSH) Protocol Assigned NumbersS. Lehtinen, C. Lonvick, Ed. | Proposed Standard | January 2006 |
| 4249 | Implementer-Friendly Specification of Message and MIME-Part Header Fields and Field ComponentsB. Lilly | Informational | January 2006 |
| 4238 | Voice Message Routing ServiceG. Vaudreuil | Proposed Standard | October 2005 |
| 4237 | Voice Messaging Directory ServiceG. Vaudreuil | Proposed Standard | October 2005 |
| 4234 | Augmented BNF for Syntax Specifications: ABNFD. Crocker, Ed., P. Overell · obsoleted by RFC 5234 | Draft Standard | October 2005 |
| 4190 | Framework for Supporting Emergency Telecommunications Service (ETS) in IP TelephonyK. Carlberg, I. Brown, C. Beard | Informational | November 2005 |
| 4021 | Registration of Mail and MIME Header FieldsG. Klyne, J. Palme | Proposed Standard | March 2005 |
| 3974 | SMTP Operational Experience in Mixed IPv4/v6 EnvironmentsM. Nakamura, J. Hagino | Informational | January 2005 |
| 3965 | A Simple Mode of Facsimile Using Internet MailK. Toyoda, H. Ohno, J. Murai, D. Wing | Draft Standard | December 2004 |
| 3888 | Message Tracking Model and RequirementsT. Hansen | Informational | September 2004 |
| 3886 | An Extensible Message Format for Message Tracking ResponsesE. Allman | Proposed Standard | September 2004 |
| 3875 | The Common Gateway Interface (CGI) Version 1.1D. Robinson, K. Coar | Informational | October 2004 |
| 3864 | Registration Procedures for Message Header FieldsG. Klyne, M. Nottingham, J. Mogul | Best Current Practice | September 2004 |
| 3855 | Transporting Secure/Multipurpose Internet Mail Extensions (S/MIME) Objects in X.400P. Hoffman, C. Bonatti | Proposed Standard | July 2004 |
| 3854 | Securing X.400 Content with Secure/Multipurpose Internet Mail Extensions (S/MIME)P. Hoffman, C. Bonatti, A. Eggen | Proposed Standard | July 2004 |
| 3851 | Secure/Multipurpose Internet Mail Extensions (S/MIME) Version 3.1 Message SpecificationB. Ramsdell, Ed. · obsoleted by RFC 5751 | Proposed Standard | July 2004 |
| 3834 | Recommendations for Automatic Responses to Electronic MailK. Moore | Proposed Standard | August 2004 |
| 3801 | Voice Profile for Internet Mail - version 2 (VPIMv2)G. Vaudreuil, G. Parsons | Draft Standard | June 2004 |
| 3798 | Message Disposition NotificationT. Hansen, Ed., G. Vaudreuil, Ed. · obsoleted by RFC 8098 | Draft Standard | May 2004 |
| 3795 | Survey of IPv4 Addresses in Currently Deployed IETF Application Area Standards Track and Experimental DocumentsR. Sofia, P. Nesser, II | Informational | June 2004 |
| 3700 | Internet Official Protocol StandardsJ. Reynolds, Ed., S. Ginoza, Ed. · obsoleted by RFC 5000 | Historic | July 2004 |
| 3647 | Internet X.509 Public Key Infrastructure Certificate Policy and Certification Practices FrameworkS. Chokhani, W. Ford, R. Sabett, C. Merrill, S. Wu | Informational | November 2003 |
| 3642 | Common Elements of Generic String Encoding Rules (GSER) EncodingsS. Legg | Informational | October 2003 |
| 3641 | Generic String Encoding Rules (GSER) for ASN.1 TypesS. Legg | Proposed Standard | October 2003 |
| 3600 | Internet Official Protocol StandardsJ. Reynolds, Ed., S. Ginoza, Ed. · obsoleted by RFC 3700 | Historic | November 2003 |
| 3552 | Guidelines for Writing RFC Text on Security ConsiderationsE. Rescorla, B. Korver | Best Current Practice | July 2003 |
| 3503 | Message Disposition Notification (MDN) profile for Internet Message Access Protocol (IMAP)A. Melnikov | Proposed Standard | March 2003 |
| 3501 | INTERNET MESSAGE ACCESS PROTOCOL - VERSION 4rev1M. Crispin · obsoleted by RFC 9051 | Proposed Standard | March 2003 |
| 3464 | An Extensible Message Format for Delivery Status NotificationsK. Moore, G. Vaudreuil | Draft Standard | January 2003 |
| 3462 | The Multipart/Report Content Type for the Reporting of Mail System Administrative MessagesG. Vaudreuil · obsoleted by RFC 6522 | Draft Standard | January 2003 |
| 3461 | Simple Mail Transfer Protocol (SMTP) Service Extension for Delivery Status Notifications (DSNs)K. Moore | Draft Standard | January 2003 |
| 3459 | Critical Content Multi-purpose Internet Mail Extensions (MIME) ParameterE. Burger | Proposed Standard | January 2003 |
| 3339 | Date and Time on the Internet: TimestampsG. Klyne, C. Newman | Proposed Standard | July 2002 |
| 3335 | MIME-based Secure Peer-to-Peer Business Data Interchange over the InternetT. Harding, R. Drummond, C. Shih | Proposed Standard | September 2002 |
| 3300 | Internet Official Protocol StandardsJ. Reynolds, R. Braden, S. Ginoza, A. De La Cruz · obsoleted by RFC 3600 | Historic | November 2002 |
| 3299 | Request for Comments Summary RFC Numbers 3200-3299S. Ginoza | Informational | December 2003 |
| 3282 | Content Language HeadersH. Alvestrand | Draft Standard | May 2002 |
| 3280 | Internet X.509 Public Key Infrastructure Certificate and Certificate Revocation List (CRL) ProfileR. Housley, W. Polk, W. Ford, D. Solo · obsoleted by RFC 5280 | Proposed Standard | May 2002 |
| 3249 | Implementers Guide for Facsimile Using Internet MailV. Cancio, M. Moldovan, H. Tamura, D. Wing | Informational | September 2002 |
| 3192 | Minimal FAX address format in Internet MailC. Allocchio | Draft Standard | October 2001 |
| 3191 | Minimal GSTN address format in Internet MailC. Allocchio | Draft Standard | October 2001 |
| 3183 | Domain Security Services using S/MIMET. Dean, W. Ottaway | Experimental | October 2001 |
| 3156 | MIME Security with OpenPGPM. Elkins, D. Del Torto, R. Levien, T. Roessler | Proposed Standard | August 2001 |
| 3117 | On the Design of Application ProtocolsM. Rose | Informational | November 2001 |
| 3066 | Tags for the Identification of LanguagesH. Alvestrand · obsoleted by RFC 4646, RFC 4647 | Best Current Practice | January 2001 |
| 3050 | Common Gateway Interface for SIPJ. Lennox, H. Schulzrinne, J. Rosenberg | Informational | January 2001 |
| 3030 | SMTP Service Extensions for Transmission of Large and Binary MIME MessagesG. Vaudreuil | Proposed Standard | December 2000 |
| 3028 | Sieve: A Mail Filtering LanguageT. Showalter · obsoleted by RFC 5228, RFC 5429 | Proposed Standard | January 2001 |
| 3000 | Internet Official Protocol StandardsJ. Reynolds, R. Braden, S. Ginoza, L. Shiota · obsoleted by RFC 3300 | Historic | November 2001 |
| 2971 | IMAP4 ID extensionT. Showalter | Proposed Standard | October 2000 |
| 2967 | TISDAG - Technical Infrastructure for Swedish Directory Access GatewaysL. Daigle, R. Hedberg | Informational | October 2000 |
| 2924 | Accounting Attributes and Record FormatsN. Brownlee, A. Blount | Informational | September 2000 |
| 2919 | List-Id: A Structured Field and Namespace for the Identification of Mailing ListsR. Chandhok, G. Wenger | Proposed Standard | March 2001 |
| 2912 | Indicating Media Features for MIME ContentG. Klyne | Proposed Standard | September 2000 |
| 2910 | Internet Printing Protocol/1.1: Encoding and TransportR. Herriot, Ed., S. Butler, P. Moore, R. Turner, J. Wenn · obsoleted by RFC 8010 | Proposed Standard | September 2000 |
| 2900 | Internet Official Protocol StandardsJ. Reynolds, R. Braden, S. Ginoza · obsoleted by RFC 3000 | Historic | August 2001 |
| 2852 | Deliver By SMTP Service ExtensionD. Newman | Proposed Standard | June 2000 |
| 2848 | The PINT Service Protocol: Extensions to SIP and SDP for IP Access to Telephone Call ServicesS. Petrack, L. Conroy | Proposed Standard | June 2000 |
| 2846 | GSTN Address Element Extensions in E-mail ServicesC. Allocchio | Proposed Standard | June 2000 |
| 2831 | Using Digest Authentication as a SASL MechanismP. Leach, C. Newman · obsoleted by RFC 6331 | Historic | May 2000 |
| 2829 | Authentication Methods for LDAPM. Wahl, H. Alvestrand, J. Hodges, R. Morgan · obsoleted by RFC 4510, RFC 4513 | Proposed Standard | May 2000 |
| 2828 | Internet Security GlossaryR. Shirey · obsoleted by RFC 4949 | Informational | May 2000 |
| 2825 | A Tangled Web: Issues of I18N, Domain Names, and the Other Internet protocolsIAB, L. Daigle, Ed. | Informational | May 2000 |
| 2822 | Internet Message FormatP. Resnick, Ed. · obsoleted by RFC 5322 | Proposed Standard | April 2001 |
| 2821 | Simple Mail Transfer ProtocolJ. Klensin, Ed. · obsoleted by RFC 5321 | Proposed Standard | April 2001 |
| 2801 | Internet Open Trading Protocol - IOTP Version 1.0D. Burdett | Informational | April 2000 |
| 2800 | Internet Official Protocol StandardsJ. Reynolds, R. Braden, S. Ginoza · obsoleted by RFC 2900 | Historic | May 2001 |
| 2789 | Mail Monitoring MIBN. Freed, S. Kille | Proposed Standard | March 2000 |
| 2788 | Network Services Monitoring MIBN. Freed, S. Kille | Proposed Standard | March 2000 |
| 2774 | An HTTP Extension FrameworkH. Nielsen, P. Leach, S. Lawrence | Historic | February 2000 |
| 2769 | Routing Policy System ReplicationC. Villamizar, C. Alaettinoglu, R. Govindan, D. Meyer | Proposed Standard | February 2000 |
| 2725 | Routing Policy System SecurityC. Villamizar, C. Alaettinoglu, D. Meyer, S. Murphy | Proposed Standard | December 1999 |
| 2704 | The KeyNote Trust-Management System Version 2M. Blaze, J. Feigenbaum, J. Ioannidis, A. Keromytis | Informational | September 1999 |
| 2700 | Internet Official Protocol StandardsJ. Reynolds, R. Braden · obsoleted by RFC 2800 | Historic | August 2000 |
| 2683 | IMAP4 Implementation RecommendationsB. Leiba | Informational | September 1999 |
| 2660 | The Secure HyperText Transfer ProtocolE. Rescorla, A. Schiffman | Historic | August 1999 |
| 2654 | A Tagged Index Object for use in the Common Indexing ProtocolR. Hedberg, B. Greenblatt, R. Moats, M. Wahl | Experimental | August 1999 |
| 2653 | CIP Transport ProtocolsJ. Allen, P. Leach, R. Hedberg | Proposed Standard | August 1999 |
| 2652 | MIME Object Definitions for the Common Indexing Protocol (CIP)J. Allen, M. Mealling | Proposed Standard | August 1999 |
| 2635 | DON'T SPEW A Set of Guidelines for Mass Unsolicited Mailings and Postings (spam*)S. Hambridge, A. Lunde | Informational | June 1999 |
| 2634 | Enhanced Security Services for S/MIMEP. Hoffman, Ed. | Proposed Standard | June 1999 |
| 2633 | S/MIME Version 3 Message SpecificationB. Ramsdell, Ed. · obsoleted by RFC 3851 | Proposed Standard | June 1999 |
| 2632 | S/MIME Version 3 Certificate HandlingB. Ramsdell, Ed. · obsoleted by RFC 3850 | Proposed Standard | June 1999 |
| 2626 | The Internet and the Millennium Problem (Year 2000)P. Nesser II | Informational | June 1999 |
| 2622 | Routing Policy Specification Language (RPSL)C. Alaettinoglu, C. Villamizar, E. Gerich, D. Kessens, D. Meyer, T. Bates, D. Karrenberg, M. Terpstra | Proposed Standard | June 1999 |
| 2616 | Hypertext Transfer Protocol -- HTTP/1.1R. Fielding, J. Gettys, J. Mogul, H. Frystyk, L. Masinter, P. Leach, T. Berners-Lee · obsoleted by RFC 7230, RFC 7231, RFC 7232, RFC 7233, RFC 7234, RFC 7235 | Draft Standard | June 1999 |
| 2600 | Internet Official Protocol StandardsJ. Reynolds, R. Braden · obsoleted by RFC 2700 | Historic | March 2000 |
| 2565 | Internet Printing Protocol/1.0: Encoding and TransportR. Herriot, Ed., S. Butler, P. Moore, R. Turner · obsoleted by RFC 2910 | Experimental | April 1999 |
| 2557 | MIME Encapsulation of Aggregate Documents, such as HTML (MHTML)J. Palme, A. Hopmann, N. Shelness | Proposed Standard | March 1999 |
| 2554 | SMTP Service Extension for AuthenticationJ. Myers · obsoleted by RFC 4954 | Proposed Standard | March 1999 |
| 2552 | Architecture for the Information Brokerage in the ACTS Project GAIAM. Blinov, M. Bessonov, C. Clissmann | Informational | April 1999 |
| 2543 | SIP: Session Initiation ProtocolM. Handley, H. Schulzrinne, E. Schooler, J. Rosenberg · obsoleted by RFC 3261, RFC 3262, RFC 3263, RFC 3264, RFC 3265 | Proposed Standard | March 1999 |
| 2542 | Terminology and Goals for Internet FaxL. Masinter | Informational | March 1999 |
| 2538 | Storing Certificates in the Domain Name System (DNS)D. Eastlake 3rd, O. Gudmundsson · obsoleted by RFC 4398 | Proposed Standard | March 1999 |
| 2532 | Extended Facsimile Using Internet MailL. Masinter, D. Wing | Proposed Standard | March 1999 |
| 2527 | Internet X.509 Public Key Infrastructure Certificate Policy and Certification Practices FrameworkS. Chokhani, W. Ford · obsoleted by RFC 3647 | Informational | March 1999 |
| 2524 | Neda's Efficient Mail Submission and Delivery (EMSD) Protocol Specification Version 1.3M. Banan | Informational | February 1999 |
| 2505 | Anti-Spam Recommendations for SMTP MTAsG. Lindberg | Best Current Practice | February 1999 |
| 2503 | MIME Types for Use with the ISO ILL ProtocolR. Moulton, M. Needleman | Informational | February 1999 |
| 2500 | Internet Official Protocol StandardsJ. Reynolds, R. Braden · obsoleted by RFC 2600 | Historic | June 1999 |
| 2480 | Gateways and MIME Security MultipartsN. Freed | Proposed Standard | January 1999 |
| 2479 | Independent Data Unit Protection Generic Security Service Application Program Interface (IDUP-GSS-API)C. Adams | Informational | December 1998 |
| 2476 | Message SubmissionR. Gellens, J. Klensin · obsoleted by RFC 4409 | Proposed Standard | December 1998 |
| 2459 | Internet X.509 Public Key Infrastructure Certificate and CRL ProfileR. Housley, W. Ford, W. Polk, D. Solo · obsoleted by RFC 3280 | Proposed Standard | January 1999 |
| 2449 | POP3 Extension MechanismR. Gellens, C. Newman, L. Lundblade | Proposed Standard | November 1998 |
| 2447 | iCalendar Message-Based Interoperability Protocol (iMIP)F. Dawson, S. Mansour, S. Silverberg · obsoleted by RFC 6047 | Proposed Standard | November 1998 |
| 2446 | iCalendar Transport-Independent Interoperability Protocol (iTIP) Scheduling Events, BusyTime, To-dos and Journal EntriesS. Silverberg, S. Mansour, F. Dawson, R. Hopson · obsoleted by RFC 5546 | Proposed Standard | November 1998 |
| 2445 | Internet Calendaring and Scheduling Core Object Specification (iCalendar)F. Dawson, D. Stenerson · obsoleted by RFC 5545 | Proposed Standard | November 1998 |
| 2442 | The Batch SMTP Media TypeN. Freed, D. Newman, J. Belissent, M. Hoy | Informational | November 1998 |
| 2440 | OpenPGP Message FormatJ. Callas, L. Donnerhacke, H. Finney, R. Thayer · obsoleted by RFC 4880 | Proposed Standard | November 1998 |
| 2425 | A MIME Content-Type for Directory InformationT. Howes, M. Smith, F. Dawson · obsoleted by RFC 6350 | Proposed Standard | September 1998 |
| 2421 | Voice Profile for Internet Mail - version 2G. Vaudreuil, G. Parsons · obsoleted by RFC 3801 | Proposed Standard | September 1998 |
| 2400 | Internet Official Protocol StandardsJ. Postel, J. Reynolds · obsoleted by RFC 2500 | Historic | September 1998 |
| 2396 | Uniform Resource Identifiers (URI): Generic SyntaxT. Berners-Lee, R. Fielding, L. Masinter · obsoleted by RFC 3986 | Draft Standard | August 1998 |
| 2392 | Content-ID and Message-ID Uniform Resource LocatorsE. Levinson | Proposed Standard | August 1998 |
| 2387 | The MIME Multipart/Related Content-typeE. Levinson | Proposed Standard | August 1998 |
| 2378 | The CCSO Nameserver (Ph) ArchitectureR. Hedberg, P. Pomes | Informational | September 1998 |
| 2377 | Naming Plan for Internet Directory-Enabled ApplicationsA. Grimstad, R. Huber, S. Sataluri, M. Wahl | Informational | September 1998 |
| 2369 | The Use of URLs as Meta-Syntax for Core Mail List Commands and their Transport through Message Header FieldsG. Neufeld, J. Baer | Proposed Standard | July 1998 |
| 2368 | The mailto URL schemeP. Hoffman, L. Masinter, J. Zawinski · obsoleted by RFC 6068 | Proposed Standard | July 1998 |
| 2360 | Guide for Internet Standards WritersG. Scott | Best Current Practice | June 1998 |
| 2359 | IMAP4 UIDPLUS extensionJ. Myers · obsoleted by RFC 4315 | Proposed Standard | June 1998 |
| 2327 | SDP: Session Description ProtocolM. Handley, V. Jacobson · obsoleted by RFC 4566 | Proposed Standard | April 1998 |
| 2312 | S/MIME Version 2 Certificate HandlingS. Dusse, P. Hoffman, B. Ramsdell, J. Weinstein | Historic | March 1998 |
| 2311 | S/MIME Version 2 Message SpecificationS. Dusse, P. Hoffman, B. Ramsdell, L. Lundblade, L. Repka | Historic | March 1998 |
| 2307 | An Approach for Using LDAP as a Network Information ServiceL. Howard | Experimental | March 1998 |
| 2305 | A Simple Mode of Facsimile Using Internet MailK. Toyoda, H. Ohno, J. Murai, D. Wing · obsoleted by RFC 3965 | Proposed Standard | March 1998 |
| 2304 | Minimal FAX address format in Internet MailC. Allocchio · obsoleted by RFC 3192 | Proposed Standard | March 1998 |
| 2303 | Minimal PSTN address format in Internet MailC. Allocchio · obsoleted by RFC 3191 | Proposed Standard | March 1998 |
| 2300 | Internet Official Protocol StandardsJ. Postel · obsoleted by RFC 2400 | Historic | May 1998 |
| 2299 | Request for Comments SummaryA. Ramos | Informational | January 1999 |
| 2298 | An Extensible Message Format for Message Disposition NotificationsR. Fajman · obsoleted by RFC 3798 | Proposed Standard | March 1998 |
| 2294 | Representing the O/R Address hierarchy in the X.500 Directory Information TreeS. Kille | Proposed Standard | March 1998 |
| 2280 | Routing Policy Specification Language (RPSL)C. Alaettinoglu, T. Bates, E. Gerich, D. Karrenberg, D. Meyer, M. Terpstra, C. Villamizar · obsoleted by RFC 2622 | Proposed Standard | January 1998 |
| 2254 | The String Representation of LDAP Search FiltersT. Howes · obsoleted by RFC 4510, RFC 4515 | Proposed Standard | December 1997 |
| 2253 | Lightweight Directory Access Protocol (v3): UTF-8 String Representation of Distinguished NamesM. Wahl, S. Kille, T. Howes · obsoleted by RFC 4510, RFC 4514 | Proposed Standard | December 1997 |
| 2252 | Lightweight Directory Access Protocol (v3): Attribute Syntax DefinitionsM. Wahl, A. Coulbeck, T. Howes, S. Kille · obsoleted by RFC 4510, RFC 4512, RFC 4517, RFC 4523 | Proposed Standard | December 1997 |
| 2249 | Mail Monitoring MIBN. Freed, S. Kille · obsoleted by RFC 2789 | Proposed Standard | January 1998 |
| 2245 | Anonymous SASL MechanismC. Newman · obsoleted by RFC 4505 | Proposed Standard | November 1997 |
| 2243 | OTP Extended ResponsesC. Metz | Proposed Standard | November 1997 |
| 2237 | Japanese Character Encoding for Internet MessagesK. Tamaru | Informational | November 1997 |
| 2234 | Augmented BNF for Syntax Specifications: ABNFD. Crocker, Ed., P. Overell · obsoleted by RFC 4234 | Proposed Standard | November 1997 |
| 2231 | MIME Parameter Value and Encoded Word Extensions: Character Sets, Languages, and ContinuationsN. Freed, K. Moore | Proposed Standard | November 1997 |
| 2229 | A Dictionary Server ProtocolR. Faith, B. Martin | Informational | October 1997 |
| 2218 | A Common Schema for the Internet White Pages ServiceT. Genovese, B. Jennings | Proposed Standard | October 1997 |
| 2200 | Internet Official Protocol StandardsJ. Postel · obsoleted by RFC 2300 | Historic | June 1997 |
| 2199 | Request for Comments Summary RFC Numbers 2100-2199A. Ramos | Informational | January 1998 |
| 2195 | IMAP/POP AUTHorize Extension for Simple Challenge/ResponseJ. Klensin, R. Catoe, P. Krumviede | Proposed Standard | September 1997 |
| 2193 | IMAP4 Mailbox ReferralsM. Gahrns | Proposed Standard | September 1997 |
| 2192 | IMAP URL SchemeC. Newman · obsoleted by RFC 5092 | Proposed Standard | September 1997 |
| 2184 | MIME Parameter Value and Encoded Word Extensions: Character Sets, Languages, and ContinuationsN. Freed, K. Moore · obsoleted by RFC 2231 | Proposed Standard | August 1997 |
| 2183 | Communicating Presentation Information in Internet Messages: The Content-Disposition Header FieldR. Troost, S. Dorner, K. Moore, Ed. | Proposed Standard | August 1997 |
| 2180 | IMAP4 Multi-Accessed Mailbox PracticeM. Gahrns | Informational | July 1997 |
| 2177 | IMAP4 IDLE commandB. Leiba | Proposed Standard | June 1997 |
| 2168 | Resolution of Uniform Resource Identifiers using the Domain Name SystemR. Daniel, M. Mealling · obsoleted by RFC 3401, RFC 3402, RFC 3403, RFC 3404 | Experimental | June 1997 |
| 2167 | Referral Whois (RWhois) Protocol V1.5S. Williamson, M. Kosters, D. Blacka, J. Singh, K. Zeilstra | Informational | June 1997 |
| 2164 | Use of an X.500/LDAP directory to support MIXER address mappingS. Kille | Proposed Standard | January 1998 |
| 2163 | Using the Internet DNS to Distribute MIXER Conformant Global Address Mapping (MCGAM)C. Allocchio | Proposed Standard | January 1998 |
| 2162 | MaXIM-11 - Mapping between X.400 / Internet mail and Mail-11 mailC. Allocchio | Experimental | January 1998 |
| 2160 | Carrying PostScript in X.400 and MIMEH. Alvestrand | Proposed Standard | January 1998 |
| 2157 | Mapping between X.400 and RFC-822/MIME Message BodiesH. Alvestrand | Proposed Standard | January 1998 |
| 2156 | MIXER (Mime Internet X.400 Enhanced Relay): Mapping between X.400 and RFC 822/MIMES. Kille | Proposed Standard | January 1998 |
| 2152 | UTF-7 A Mail-Safe Transformation Format of UnicodeD. Goldsmith, M. Davis | Informational | May 1997 |
| 2148 | Deployment of the Internet White Pages ServiceH. Alvestrand, P. Jurg | Best Current Practice | September 1997 |
| 2142 | Mailbox Names for Common Services, Roles and FunctionsD. Crocker | Proposed Standard | May 1997 |
| 2130 | The Report of the IAB Character Set Workshop held 29 February - 1 March, 1996C. Weider, C. Preston, K. Simonsen, H. Alvestrand, R. Atkinson, M. Crispin, P. Svanberg | Informational | April 1997 |
| 2112 | The MIME Multipart/Related Content-typeE. Levinson · obsoleted by RFC 2387 | Proposed Standard | March 1997 |
| 2111 | Content-ID and Message-ID Uniform Resource LocatorsE. Levinson · obsoleted by RFC 2392 | Proposed Standard | March 1997 |
| 2110 | MIME E-mail Encapsulation of Aggregate Documents, such as HTML (MHTML)J. Palme, A. Hopmann · obsoleted by RFC 2557 | Proposed Standard | March 1997 |
| 2099 | Request for Comments Summary RFC Numbers 2000-2099J. Elliott | Informational | March 1997 |
| 2095 | IMAP/POP AUTHorize Extension for Simple Challenge/ResponseJ. Klensin, R. Catoe, P. Krumviede · obsoleted by RFC 2195 | Proposed Standard | January 1997 |
| 2088 | IMAP4 non-synchronizing literalsJ. Myers · obsoleted by RFC 7888 | Proposed Standard | January 1997 |
| 2087 | IMAP4 QUOTA extensionJ. Myers · obsoleted by RFC 9208 | Proposed Standard | January 1997 |
| 2086 | IMAP4 ACL extensionJ. Myers · obsoleted by RFC 4314 | Proposed Standard | January 1997 |
| 2076 | Common Internet Message HeadersJ. Palme | Informational | February 1997 |
| 2068 | Hypertext Transfer Protocol -- HTTP/1.1R. Fielding, J. Gettys, J. Mogul, H. Frystyk, T. Berners-Lee · obsoleted by RFC 2616 | Proposed Standard | January 1997 |
| 2062 | Internet Message Access Protocol - Obsolete SyntaxM. Crispin | Informational | December 1996 |
| 2060 | Internet Message Access Protocol - Version 4rev1M. Crispin · obsoleted by RFC 3501 | Proposed Standard | December 1996 |
| 2049 | Multipurpose Internet Mail Extensions (MIME) Part Five: Conformance Criteria and ExamplesN. Freed, N. Borenstein | Draft Standard | November 1996 |
| 2048 | Multipurpose Internet Mail Extensions (MIME) Part Four: Registration ProceduresN. Freed, J. Klensin, J. Postel · obsoleted by RFC 4288, RFC 4289 | Best Current Practice | November 1996 |
| 2047 | MIME (Multipurpose Internet Mail Extensions) Part Three: Message Header Extensions for Non-ASCII TextK. Moore | Draft Standard | November 1996 |
| 2046 | Multipurpose Internet Mail Extensions (MIME) Part Two: Media TypesN. Freed, N. Borenstein | Draft Standard | November 1996 |
| 2045 | Multipurpose Internet Mail Extensions (MIME) Part One: Format of Internet Message BodiesN. Freed, N. Borenstein | Draft Standard | November 1996 |
| 2017 | Definition of the URL MIME External-Body Access-TypeN. Freed, K. Moore, A. Cargille | Proposed Standard | October 1996 |
| 2007 | Catalogue of Network Training MaterialsJ. Foster, M. Isaacs, M. Prior | Informational | October 1996 |
| 2000 | Internet Official Protocol StandardsJ. Postel, Ed. · obsoleted by RFC 2200 | Historic | February 1997 |
| 1999 | Request for Comments Summary RFC Numbers 1900-1999J. Elliott | Informational | January 1997 |
| 1991 | PGP Message Exchange FormatsD. Atkins, W. Stallings, P. Zimmermann · obsoleted by RFC 4880 | Informational | August 1996 |
| 1983 | Internet Users' GlossaryG. Malkin, Ed. | Informational | August 1996 |
| 1947 | Greek Character Encoding for Electronic Mail MessagesD. Spinellis | Informational | May 1996 |
| 1945 | Hypertext Transfer Protocol -- HTTP/1.0T. Berners-Lee, R. Fielding, H. Frystyk | Informational | May 1996 |
| 1939 | Post Office Protocol - Version 3J. Myers, M. Rose | Internet Standard | May 1996 |
| 1935 | What is the Internet, Anyway?J. Quarterman, S. Carl-Mitchell | Informational | April 1996 |
| 1922 | Chinese Character Encoding for Internet MessagesHF. Zhu, DY. Hu, ZG. Wang, TC. Kao, WCH. Chang, M. Crispin | Informational | March 1996 |
| 1920 | Internet Official Protocol StandardsJ. Postel · obsoleted by RFC 2000 | Historic | March 1996 |
| 1912 | Common DNS Operational and Configuration ErrorsD. Barr | Informational | February 1996 |
| 1911 | Voice Profile for Internet MailG. Vaudreuil · obsoleted by RFC 2421, RFC 2422, RFC 2423 | Experimental | February 1996 |
| 1899 | Request for Comments Summary RFC Numbers 1800-1899J. Elliott | Informational | January 1997 |
| 1898 | CyberCash Credit Card Protocol Version 0.8D. Eastlake 3rd, B. Boesch, S. Crocker, M. Yesil | Informational | February 1996 |
| 1895 | The Application/CALS-1840 Content-typeE. Levinson | Informational | February 1996 |
| 1894 | An Extensible Message Format for Delivery Status NotificationsK. Moore, G. Vaudreuil · obsoleted by RFC 3464 | Proposed Standard | January 1996 |
| 1892 | The Multipart/Report Content Type for the Reporting of Mail System Administrative MessagesG. Vaudreuil · obsoleted by RFC 3462 | Proposed Standard | January 1996 |
| 1891 | SMTP Service Extension for Delivery Status NotificationsK. Moore · obsoleted by RFC 3461 | Proposed Standard | January 1996 |
| 1889 | RTP: A Transport Protocol for Real-Time ApplicationsAudio-Video Transport Working Group, H. Schulzrinne, S. Casner, R. Frederick, V. Jacobson · obsoleted by RFC 3550 | Proposed Standard | January 1996 |
| 1880 | Internet Official Protocol StandardsJ. Postel, Ed. · obsoleted by RFC 1920 | Historic | November 1995 |
| 1873 | Message/External-Body Content-ID Access TypeE. Levinson, J. Clark | Experimental | December 1995 |
| 1872 | The MIME Multipart/Related Content-typeE. Levinson · obsoleted by RFC 2112 | Experimental | December 1995 |
| 1870 | SMTP Service Extension for Message Size DeclarationJ. Klensin, N. Freed, K. Moore | Internet Standard | November 1995 |
| 1869 | SMTP Service ExtensionsJ. Klensin, N. Freed, M. Rose, E. Stefferud, D. Crocker · obsoleted by RFC 2821 | Internet Standard | November 1995 |
| 1849 | "Son of 1036": News Article Format and TransmissionH. Spencer · obsoleted by RFC 5536, RFC 5537 | Historic | March 2010 |
| 1848 | MIME Object Security ServicesS. Crocker, N. Freed, J. Galvin, S. Murphy | Historic | October 1995 |
| 1847 | Security Multiparts for MIME: Multipart/Signed and Multipart/EncryptedJ. Galvin, S. Murphy, S. Crocker, N. Freed | Proposed Standard | October 1995 |
| 1845 | SMTP Service Extension for Checkpoint/RestartD. Crocker, N. Freed, A. Cargille | Experimental | September 1995 |
| 1844 | Multimedia E-mail (MIME) User Agent ChecklistE. Huizer | Informational | August 1995 |
| 1842 | ASCII Printable Characters-Based Chinese Character Encoding for Internet MessagesY. Wei, Y. Zhang, J. Li, J. Ding, Y. Jiang | Informational | August 1995 |
| 1838 | Use of the X.500 Directory to support mapping between X.400 and RFC 822 AddressesS. Kille · obsoleted by RFC 2164 | Experimental | August 1995 |
| 1836 | Representing the O/R Address hierarchy in the X.500 Directory Information TreeS. Kille · obsoleted by RFC 2294 | Experimental | August 1995 |
| 1834 | Whois and Network Information Lookup Service, Whois++J. Gargano, K. Weiss | Informational | August 1995 |
| 1830 | SMTP Service Extensions for Transmission of Large and Binary MIME MessagesG. Vaudreuil · obsoleted by RFC 3030 | Experimental | August 1995 |
| 1820 | Multimedia E-mail (MIME) User Agent ChecklistE. Huizer · obsoleted by RFC 1844 | Informational | August 1995 |
| 1808 | Relative Uniform Resource LocatorsR. Fielding · obsoleted by RFC 3986 | Proposed Standard | June 1995 |
| 1806 | Communicating Presentation Information in Internet Messages: The Content-Disposition HeaderR. Troost, S. Dorner · obsoleted by RFC 2183 | Experimental | June 1995 |
| 1802 | Introducing Project Long Bud: Internet Pilot Project for the Deployment of X.500 Directory Information in Support of X.400 RoutingH. Alvestrand, K. Jordan, S. Langlois, J. Romaguera | Informational | June 1995 |
| 1801 | MHS use of the X.500 Directory to support MHS RoutingS. Kille | Experimental | June 1995 |
| 1800 | Internet Official Protocol StandardsJ. Postel, Ed. · obsoleted by RFC 1880 | Historic | July 1995 |
| 1786 | Representation of IP Routing Policies in a Routing Registry (ripe-81++)T. Bates, E. Gerich, L. Joncheray, J-M. Jouanigot, D. Karrenberg, M. Terpstra, J. Yu | Informational | March 1995 |
| 1780 | Internet Official Protocol StandardsJ. Postel, Ed. · obsoleted by RFC 1800 | Historic | March 1995 |
| 1779 | A String Representation of Distinguished NamesS. Kille · obsoleted by RFC 2253, RFC 3494 | Historic | March 1995 |
| 1778 | The String Representation of Standard Attribute SyntaxesT. Howes, S. Kille, W. Yeong, C. Robbins · obsoleted by RFC 3494 | Historic | March 1995 |
| 1767 | MIME Encapsulation of EDI ObjectsD. Crocker | Proposed Standard | March 1995 |
| 1766 | Tags for the Identification of LanguagesH. Alvestrand · obsoleted by RFC 3066, RFC 3282 | Proposed Standard | March 1995 |
| 1738 | Uniform Resource Locators (URL)T. Berners-Lee, L. Masinter, M. McCahill · obsoleted by RFC 4248, RFC 4266 | Proposed Standard | December 1994 |
| 1734 | POP3 AUTHentication commandJ. Myers · obsoleted by RFC 5034 | Proposed Standard | December 1994 |
| 1733 | Distributed Electronic Mail Models in IMAP4M. Crispin | Informational | December 1994 |
| 1732 | IMAP4 Compatibility with IMAP2 and IMAP2bisM. Crispin | Informational | December 1994 |
| 1730 | Internet Message Access Protocol - Version 4M. Crispin · obsoleted by RFC 2060, RFC 2061 | Proposed Standard | December 1994 |
| 1725 | Post Office Protocol - Version 3J. Myers, M. Rose · obsoleted by RFC 1939 | Internet Standard | November 1994 |
| 1720 | Internet Official Protocol StandardsJ. Postel · obsoleted by RFC 1780 | Historic | November 1994 |
| 1714 | Referral Whois Protocol (RWhois)S. Williamson, M. Kosters · obsoleted by RFC 2167 | Informational | November 1994 |
| 1711 | Classifications in E-mail RoutingJ. Houttuin | Informational | October 1994 |
| 1703 | Principles of Operation for the TPC.INT Subdomain: Radio Paging -- Technical ProceduresM. Rose | Informational | October 1994 |
| 1700 | Assigned NumbersJ. Reynolds, J. Postel · obsoleted by RFC 3232 | Historic | October 1994 |
| 1699 | Summary of 1600-1699J. Elliott | Informational | January 1997 |
| 1685 | Writing X.400 O/R NamesH. Alvestrand | Informational | August 1994 |
| 1684 | Introduction to White Pages Services based on X.500P. Jurg | Informational | August 1994 |
| 1664 | Using the Internet DNS to Distribute RFC1327 Mail Address Mapping TablesC. Allocchio, A. Bonito, B. Cole, S. Giordano, R. Hagens · obsoleted by RFC 2163 | Experimental | August 1994 |
| 1653 | SMTP Service Extension for Message Size DeclarationJ. Klensin, N. Freed, K. Moore · obsoleted by RFC 1870 | Draft Standard | July 1994 |
| 1652 | SMTP Service Extension for 8bit-MIMEtransportJ. Klensin, N. Freed, M. Rose, E. Stefferud, D. Crocker · obsoleted by RFC 6152 | Draft Standard | July 1994 |
| 1651 | SMTP Service ExtensionsJ. Klensin, N. Freed, M. Rose, E. Stefferud, D. Crocker · obsoleted by RFC 1869 | Draft Standard | July 1994 |
| 1649 | Operational Requirements for X.400 Management Domains in the GO-MHS CommunityR. Hagens, A. Hansen | Informational | July 1994 |
| 1648 | Postmaster Convention for X.400 OperationsA. Cargille | Historic | July 1994 |
| 1642 | UTF-7 - A Mail-Safe Transformation Format of UnicodeD. Goldsmith, M. Davis · obsoleted by RFC 2152 | Experimental | July 1994 |
| 1641 | Using Unicode with MIMED. Goldsmith, M. Davis | Experimental | July 1994 |
| 1635 | How to Use Anonymous FTPP. Deutsch, A. Emtage, A. Marine | Informational | May 1994 |
| 1630 | Universal Resource Identifiers in WWW: A Unifying Syntax for the Expression of Names and Addresses of Objects on the Network as used in the World-Wide WebT. Berners-Lee | Informational | June 1994 |
| 1629 | Guidelines for OSI NSAP Allocation in the InternetR. Colella, R. Callon, E. Gardner, Y. Rekhter | Draft Standard | May 1994 |
| 1617 | Naming and Structuring Guidelines for X.500 Directory PilotsP. Barker, S. Kille, T. Lenggenhager | Informational | May 1994 |
| 1616 | X.400(1988) for the Academic and Research Community in EuropeRARE WG-MSG Task Force 88, E. Huizer, Ed., J. Romaguera, Ed. | Informational | May 1994 |
| 1615 | Migrating from X.400(84) to X.400(88)J. Houttuin, J. Craigie | Informational | May 1994 |
| 1614 | Network Access to Multimedia InformationC. Adie | Informational | May 1994 |
| 1610 | Internet Official Protocol StandardsJ. Postel · obsoleted by RFC 1720 | Historic | July 1994 |
| 1600 | Internet Official Protocol StandardsJ. Postel · obsoleted by RFC 1610 | Historic | March 1994 |
| 1599 | Summary of 1500-1599M. Kennedy | Informational | January 1997 |
| 1594 | FYI on Questions and Answers - Answers to Commonly asked "New Internet User" QuestionsA. Marine, J. Reynolds, G. Malkin · obsoleted by RFC 2664 | Informational | March 1994 |
| 1580 | Guide to Network Resource ToolsEARN Staff | Informational | March 1994 |
| 1569 | Principles of Operation for the TPC.INT Subdomain: Radio Paging -- Technical ProceduresM. Rose · obsoleted by RFC 1703 | Informational | January 1994 |
| 1565 | Network Services Monitoring MIBS. Kille, N. Freed · obsoleted by RFC 2248 | Proposed Standard | January 1994 |
| 1557 | Korean Character Encoding for Internet MessagesU. Choi, K. Chon, H. Park | Informational | December 1993 |
| 1556 | Handling of Bi-directional Texts in MIMEH. Nussbacher | Informational | December 1993 |
| 1555 | Hebrew Character Encoding for Internet MessagesH. Nussbacher, Y. Bourvine | Informational | December 1993 |
| 1554 | ISO-2022-JP-2: Multilingual Extension of ISO-2022-JPM. Ohta, K. Handa | Informational | December 1993 |
| 1540 | Internet Official Protocol StandardsJ. Postel · obsoleted by RFC 1600 | Historic | October 1993 |
| 1537 | Common DNS Data File Configuration ErrorsP. Beertema · obsoleted by RFC 1912 | Informational | October 1993 |
| 1530 | Principles of Operation for the TPC.INT Subdomain: General Principles and PolicyC. Malamud, M. Rose | Informational | October 1993 |
| 1528 | Principles of Operation for the TPC.INT Subdomain: Remote Printing -- Technical ProceduresC. Malamud, M. Rose · obsoleted by RFC 9121 | Historic | October 1993 |
| 1524 | A User Agent Configuration Mechanism For Multimedia Mail Format InformationN. Borenstein | Informational | September 1993 |
| 1522 | MIME (Multipurpose Internet Mail Extensions) Part Two: Message Header Extensions for Non-ASCII TextK. Moore · obsoleted by RFC 2045, RFC 2046, RFC 2047, RFC 2048, RFC 2049 | Draft Standard | September 1993 |
| 1521 | MIME (Multipurpose Internet Mail Extensions) Part One: Mechanisms for Specifying and Describing the Format of Internet Message BodiesN. Borenstein, N. Freed · obsoleted by RFC 2045, RFC 2046, RFC 2047, RFC 2048, RFC 2049 | Draft Standard | September 1993 |
| 1506 | A Tutorial on Gatewaying between X.400 and Internet MailJ. Houttuin | Informational | August 1993 |
| 1505 | Encoding Header Field for Internet MessagesA. Costanzo, D. Robinson, R. Ullmann | Experimental | August 1993 |
| 1500 | Internet Official Protocol StandardsJ. Postel · obsoleted by RFC 1540 | Historic | August 1993 |
| 1499 | Summary of 1400-1499J. Elliott | Informational | January 1997 |
| 1496 | Rules for downgrading messages from X.400/88 to X.400/84 when MIME content-types are present in the messagesH. Alvestrand, J. Romaguera, K. Jordan | Historic | August 1993 |
| 1495 | Mapping between X.400 and RFC-822 Message BodiesH. Alvestrand, S. Kille, R. Miles, M. Rose, S. Thompson · obsoleted by RFC 2156 | Proposed Standard | August 1993 |
| 1494 | Equivalences between 1988 X.400 and RFC-822 Message BodiesH. Alvestrand, S. Thompson | Historic | August 1993 |
| 1491 | A Survey of Advanced Usages of X.500C. Weider, R. Wright | Informational | July 1993 |
| 1488 | The X.500 String Representation of Standard Attribute SyntaxesT. Howes, S. Kille, W. Yeong, C. Robbins · obsoleted by RFC 1778 | Proposed Standard | July 1993 |
| 1486 | An Experiment in Remote PrintingM. Rose, C. Malamud · obsoleted by RFC 1528, RFC 1529 | Experimental | July 1993 |
| 1485 | A String Representation of Distinguished Names (OSI-DS 23 (v5))S. Hardcastle-Kille · obsoleted by RFC 1779, RFC 3494 | Historic | July 1993 |
| 1470 | FYI on a Network Management Tool Catalog: Tools for Monitoring and Debugging TCP/IP Internets and Interconnected DevicesR. Enger, J. Reynolds | Informational | June 1993 |
| 1468 | Japanese Character Encoding for Internet MessagesJ. Murai, M. Crispin, E. van der Poel | Informational | June 1993 |
| 1465 | Routing Coordination for X.400 MHS Services Within a Multi Protocol / Multi Network Environment Table Format V3 for Static RoutingD. Eppenberger | Experimental | May 1993 |
| 1460 | Post Office Protocol - Version 3M. Rose · obsoleted by RFC 1725 | Draft Standard | June 1993 |
| 1430 | A Strategic Plan for Deploying an Internet X.500 Directory ServiceS. Hardcastle-Kille, E. Huizer, V. Cerf, R. Hobby, S. Kent | Informational | February 1993 |
| 1429 | Listserv Distribute ProtocolE. Thomas | Informational | February 1993 |
| 1428 | Transition of Internet Mail from Just-Send-8 to 8bit-SMTP/MIMEG. Vaudreuil | Informational | February 1993 |
| 1427 | SMTP Service Extension for Message Size DeclarationJ. Klensin, N. Freed, Ed., K. Moore · obsoleted by RFC 1653 | Proposed Standard | February 1993 |
| 1426 | SMTP Service Extension for 8bit-MIMEtransportJ. Klensin, N. Freed, Ed., M. Rose, E. Stefferud, D. Crocker · obsoleted by RFC 1652 | Proposed Standard | February 1993 |
| 1425 | SMTP Service ExtensionsJ. Klensin, N. Freed, Ed., M. Rose, E. Stefferud, D. Crocker · obsoleted by RFC 1651 | Proposed Standard | February 1993 |
| 1424 | Privacy Enhancement for Internet Electronic Mail: Part IV: Key Certification and Related ServicesB. Kaliski | Historic | February 1993 |
| 1423 | Privacy Enhancement for Internet Electronic Mail: Part III: Algorithms, Modes, and IdentifiersD. Balenson | Historic | February 1993 |
| 1422 | Privacy Enhancement for Internet Electronic Mail: Part II: Certificate-Based Key ManagementS. Kent | Historic | February 1993 |
| 1421 | Privacy Enhancement for Internet Electronic Mail: Part I: Message Encryption and Authentication ProceduresJ. Linn | Historic | February 1993 |
| 1410 | IAB Official Protocol StandardsJ. Postel, Ed. · obsoleted by RFC 1500 | Historic | March 1993 |
| 1405 | Mapping between X.400(1984/1988) and Mail-11 (DECnet mail)C. Allocchio · obsoleted by RFC 2162 | Experimental | January 1993 |
| 1399 | Summary of 1300-1399J. Elliott | Informational | January 1997 |
| 1392 | Internet Users' GlossaryG. Malkin, T. LaQuey Parker · obsoleted by RFC 1983 | Informational | January 1993 |
| 1360 | IAB Official Protocol StandardsJ. Postel · obsoleted by RFC 1410 | Historic | September 1992 |
| 1343 | A User Agent Configuration Mechanism for Multimedia Mail Format InformationN. Borenstein | Informational | June 1992 |
| 1342 | Representation of Non-ASCII Text in Internet Message HeadersK. Moore · obsoleted by RFC 1522 | Proposed Standard | June 1992 |
| 1341 | MIME (Multipurpose Internet Mail Extensions): Mechanisms for Specifying and Describing the Format of Internet Message BodiesN. Borenstein, N. Freed · obsoleted by RFC 1521 | Proposed Standard | June 1992 |
| 1340 | Assigned NumbersJ. Reynolds, J. Postel · obsoleted by RFC 1700 | Historic | July 1992 |
| 1330 | Recommendations for the Phase I Deployment of OSI Directory Services (X.500) and OSI Message Handling Services (X.400) within the ESNET CommunityESCC X.500/X.400 Task Force, ESnet Site Coordinating Comittee (ESCC), Energy Sciences Network (ESnet) | Informational | May 1992 |
| 1328 | X.400 1988 to 1984 downgradingS. Hardcastle-Kille | Historic | May 1992 |
| 1327 | Mapping between X.400(1988) / ISO 10021 and RFC 822S. Hardcastle-Kille · obsoleted by RFC 2156 | Proposed Standard | May 1992 |
| 1325 | FYI on Questions and Answers Answers to Commonly asked "New Internet User" QuestionsG. Malkin, A. Marine · obsoleted by RFC 1594 | Informational | May 1992 |
| 1324 | A Discussion on Computer Network ConferencingD. Reed | Informational | May 1992 |
| 1287 | Towards the Future Internet ArchitectureD. Clark, L. Chapin, V. Cerf, R. Braden, R. Hobby | Informational | December 1991 |
| 1280 | IAB Official Protocol StandardsJ. Postel · obsoleted by RFC 1360 | Historic | March 1992 |
| 1279 | X.500 and DomainsS.E. Hardcastle-Kille | Experimental | November 1991 |
| 1274 | The COSINE and Internet X.500 SchemaP. Barker, S. Kille · obsoleted by RFC 4524 | Proposed Standard | November 1991 |
| 1250 | IAB Official Protocol StandardsJ. Postel · obsoleted by RFC 1280, RFC 2200 | Historic | August 1991 |
| 1225 | Post Office Protocol: Version 3M.T. Rose · obsoleted by RFC 1460 | Draft Standard | May 1991 |
| 1211 | Problems with the maintenance of large mailing listsA. Westine, J. Postel | Informational | March 1991 |
| 1208 | A Glossary of Networking TermsO.J. Jacobsen, D.C. Lynch | Informational | March 1991 |
| 1203 | Interactive Mail Access Protocol: Version 3J. Rice | Historic | February 1991 |
| 1200 | IAB official protocol standardsDefense Advanced Research Projects Agency, Internet Activities Board · obsoleted by RFC 1250 | Historic | April 1991 |
| 1199 | Request for Comments Summary Notes: 1100-1199J. Reynolds | Informational | December 1991 |
| 1176 | Interactive Mail Access Protocol: Version 2M.R. Crispin | Experimental | August 1990 |
| 1175 | FYI on where to start: A bibliography of internetworking informationK.L. Bowers, T.L. LaQuey, J.K. Reynolds, K. Roubicek, M.K. Stahl, A. Yuan | Informational | August 1990 |
| 1168 | Intermail and Commercial Mail Relay servicesA. Westine, A.L. DeSchon, J. Postel, C.E. Ward | Informational | July 1990 |
| 1160 | Internet Activities BoardV. Cerf | Informational | May 1990 |
| 1154 | Encoding header field for internet messagesD. Robinson, R. Ullmann · obsoleted by RFC 1505 | Experimental | April 1990 |
| 1153 | Digest message formatF.J. Wancho | Experimental | April 1990 |
| 1148 | Mapping between X.400(1988) / ISO 10021 and RFC 822S.E. Kille · obsoleted by RFC 1327, RFC 2156 | Experimental | March 1990 |
| 1140 | IAB official protocol standardsDefense Advanced Research Projects Agency, Internet Activities Board · obsoleted by RFC 1200 | Historic | May 1990 |
| 1138 | Mapping between X.400(1988) / ISO 10021 and RFC 822S.E. Kille · obsoleted by RFC 1327, RFC 2156 | Experimental | December 1989 |
| 1137 | Mapping between full RFC 822 and RFC 822 with restricted encodingS. Kille | Historic | December 1989 |
| 1130 | IAB official protocol standardsDefense Advanced Research Projects Agency, Internet Activities Board · obsoleted by RFC 1140 | Historic | October 1989 |
| 1127 | Perspective on the Host Requirements RFCsR.T. Braden | Informational | October 1989 |
| 1123 | Requirements for Internet Hosts - Application and SupportR. Braden, Ed. | Internet Standard | October 1989 |
| 1120 | Internet Activities BoardV. Cerf · obsoleted by RFC 1160 | Informational | September 1989 |
| 1118 | Hitchhikers guide to the InternetE. Krol | Informational | September 1989 |
| 1114 | Privacy enhancement for Internet electronic mail: Part II - certificate-based key managementS.T. Kent, J. Linn · obsoleted by RFC 1422 | Historic | August 1989 |
| 1113 | Privacy enhancement for Internet electronic mail: Part I - message encipherment and authentication proceduresJ. Linn · obsoleted by RFC 1421 | Historic | August 1989 |
| 1100 | IAB official protocol standardsDefense Advanced Research Projects Agency, Internet Activities Board · obsoleted by RFC 1130 | Historic | April 1989 |
| 1099 | Request for Comments Summary: RFC Numbers 1000-1099J. Reynolds | Informational | December 1991 |
| 1083 | IAB official protocol standardsInternet Activities Board · obsoleted by RFC 1100 | Historic | December 1988 |
| 1082 | Post Office Protocol: Version 3: Extended service offeringsM.T. Rose | Unknown | November 1988 |
| 1081 | Post Office Protocol: Version 3M.T. Rose · obsoleted by RFC 1225 | Unknown | November 1988 |
| 1064 | Interactive Mail Access Protocol: Version 2M.R. Crispin · obsoleted by RFC 1176, RFC 1203 | Unknown | July 1988 |
| 1060 | Assigned numbersJ.K. Reynolds, J. Postel · obsoleted by RFC 1340 | Historic | March 1990 |
| 1056 | PCMAIL: A distributed mail system for personal computersM.L. Lambert | Informational | June 1988 |
| 1049 | Content-type header field for Internet messagesM.A. Sirbu | Historic | March 1988 |
| 1040 | Privacy enhancement for Internet electronic mail: Part I: Message encipherment and authentication proceduresJ. Linn · obsoleted by RFC 1113 | Unknown | January 1988 |
| 1036 | Standard for interchange of USENET messagesM.R. Horton, R. Adams · obsoleted by RFC 5536, RFC 5537 | Unknown | December 1987 |
| 1035 | Domain names - implementation and specificationP. Mockapetris | Internet Standard | November 1987 |
| 1034 | Domain names - concepts and facilitiesP. Mockapetris | Internet Standard | November 1987 |
| 1026 | Addendum to RFC 987: (Mapping between X.400 and RFC-822)S.E. Kille · obsoleted by RFC 1327, RFC 2156 | Unknown | September 1987 |
| 1012 | Bibliography of Request For Comments 1 through 999J.K. Reynolds, J. Postel | Informational | June 1987 |
| 1011 | Official Internet protocolsJ.K. Reynolds, J. Postel | Unknown | May 1987 |
| 1000 | Request For Comments reference guideJ.K. Reynolds, J. Postel | Unknown | August 1987 |
| 999 | Requests For Comments summary notes: 900-999A. Westine, J. Postel · obsoleted by RFC 1000 | Unknown | April 1987 |
| 993 | PCMAIL: A distributed mail system for personal computersD.D. Clark, M.L. Lambert · obsoleted by RFC 1056 | Unknown | December 1986 |
| 991 | Official ARPA-Internet protocolsJ.K. Reynolds, J. Postel · obsoleted by RFC 1011 | Unknown | November 1986 |
| 989 | Privacy enhancement for Internet electronic mail: Part I: Message encipherment and authentication proceduresJ. Linn · obsoleted by RFC 1040, RFC 1113 | Unknown | February 1987 |
| 987 | Mapping between X.400 and RFC 822S.E. Kille · obsoleted by RFC 1327, RFC 2156 | Unknown | June 1986 |
| 984 | PCMAIL: A distributed mail system for personal computersD.D. Clark, M.L. Lambert · obsoleted by RFC 993 | Unknown | May 1986 |
| 977 | Network News Transfer ProtocolB. Kantor, P. Lapsley · obsoleted by RFC 3977 | Proposed Standard | February 1986 |
| 976 | UUCP mail interchange format standardM.R. Horton | Unknown | February 1986 |
| 961 | Official ARPA-Internet protocolsJ.K. Reynolds, J. Postel · obsoleted by RFC 991 | Unknown | December 1985 |
| 944 | Official ARPA-Internet protocolsJ.K. Reynolds, J. Postel · obsoleted by RFC 961 | Unknown | April 1985 |
| 937 | Post Office Protocol: Version 2M. Butler, J. Postel, D. Chase, J. Goldberger, J.K. Reynolds | Historic | February 1985 |
| 934 | Proposed standard for message encapsulationM.T. Rose, E.A. Stefferud | Unknown | January 1985 |
| 924 | Official ARPA-Internet protocols for connecting personal computers to the InternetJ.K. Reynolds, J. Postel · obsoleted by RFC 944 | Unknown | October 1984 |
| 918 | Post Office ProtocolJ.K. Reynolds · obsoleted by RFC 937 | Unknown | October 1984 |
| 915 | Network mail path serviceM.A. Elvy, R. Nedved | Unknown | December 1984 |
| 901 | Official ARPA-Internet protocolsJ.K. Reynolds, J. Postel · obsoleted by RFC 924 | Unknown | June 1984 |
| 898 | Gateway special interest group meeting notesR.M. Hinden, J. Postel, M. Muuss, J.K. Reynolds | Unknown | April 1984 |
| 886 | Proposed standard for message header mungingM.T. Rose | Unknown | December 1983 |
| 880 | Official protocolsJ.K. Reynolds, J. Postel · obsoleted by RFC 901 | Historic | October 1983 |
| 850 | Standard for interchange of USENET messagesM.R. Horton · obsoleted by RFC 1036 | Unknown | June 1983 |
| 840 | Official protocolsJ. Postel · obsoleted by RFC 880 | Historic | April 1983 |
| 821 | Simple Mail Transfer ProtocolJ. Postel · obsoleted by RFC 2821 | Internet Standard | August 1982 |
| 820 | Assigned numbersJ. Postel · obsoleted by RFC 870 | Historic | August 1982 |
| 819 | The Domain Naming Convention for Internet User ApplicationsZ. Su, J. Postel | Unknown | August 1982 |
| 800 | Request For Comments summary notes: 700-799J. Postel, J. Vernon | Informational | November 1982 |