| 9990 | Domain-Based Message Authentication, Reporting, and Conformance (DMARC) Aggregate ReportingA. Brotman, Ed. | Proposed Standard | May 2026 |
| 9399 | Internet X.509 Public Key Infrastructure: Logotypes in X.509 CertificatesS. Santesson, R. Housley, T. Freeman, L. Rosenthol | Proposed Standard | May 2023 |
| 9323 | A Profile for RPKI Signed Checklists (RSCs)J. Snijders, T. Harrison, B. Maddison | Proposed Standard | November 2022 |
| 9223 | Real-Time Transport Object Delivery over Unidirectional Transport (ROUTE)W. Zia, T. Stockhammer, L. Chaponniere, G. Mandyam, M. Luby | Informational | April 2022 |
| 9112 | HTTP/1.1R. Fielding, Ed., M. Nottingham, Ed., J. Reschke, Ed. | Internet Standard | June 2022 |
| 9110 | HTTP SemanticsR. Fielding, Ed., M. Nottingham, Ed., J. Reschke, Ed. | Internet Standard | June 2022 |
| 9022 | Domain Name Registration Data (DNRD) Objects MappingG. Lozano, J. Gould, C. Thippeswamy | Proposed Standard | May 2021 |
| 8878 | Zstandard Compression and the 'application/zstd' Media TypeY. Collet, M. Kucherawy, Ed. | Informational | February 2021 |
| 8489 | Session Traversal Utilities for NAT (STUN)M. Petit-Huguenin, G. Salgueiro, J. Rosenberg, D. Wing, R. Mahy, P. Matthews | Proposed Standard | February 2020 |
| 8478 | Zstandard Compression and the application/zstd Media TypeY. Collet, M. Kucherawy, Ed. · obsoleted by RFC 8878 | Informational | October 2018 |
| 8460 | SMTP TLS ReportingD. Margolis, A. Brotman, B. Ramakrishnan, J. Jones, M. Risher | Proposed Standard | September 2018 |
| 8011 | Internet Printing Protocol/1.1: Model and SemanticsM. Sweet, I. McDonald | Internet Standard | January 2017 |
| 7612 | Lightweight Directory Access Protocol (LDAP): Schema for Printer ServicesP. Fleming, I. McDonald | Informational | June 2015 |
| 7230 | Hypertext Transfer Protocol (HTTP/1.1): Message Syntax and RoutingR. Fielding, Ed., J. Reschke, Ed. · obsoleted by RFC 9110, RFC 9112 | Proposed Standard | June 2014 |
| 6968 | FCAST: Object Delivery for the Asynchronous Layered Coding (ALC) and NACK-Oriented Reliable Multicast (NORM) ProtocolsV. Roca, B. Adamson | Experimental | July 2013 |
| 6726 | FLUTE - File Delivery over Unidirectional TransportT. Paila, R. Walsh, M. Luby, V. Roca, R. Lehtonen | Proposed Standard | November 2012 |
| 6713 | The 'application/zlib' and 'application/gzip' Media TypesJ. Levine | Informational | August 2012 |
| 6170 | Internet X.509 Public Key Infrastructure -- Certificate ImageS. Santesson, R. Housley, S. Bajaj, L. Rosenthol · obsoleted by RFC 9399 | Proposed Standard | May 2011 |
| 5655 | Specification of the IP Flow Information Export (IPFIX) File FormatB. Trammell, E. Boschi, L. Mark, T. Zseby, A. Wagner | Proposed Standard | October 2009 |
| 3712 | Lightweight Directory Access Protocol (LDAP): Schema for Printer ServicesP. Fleming, I. McDonald · obsoleted by RFC 7612 | Informational | February 2004 |
| 2911 | Internet Printing Protocol/1.1: Model and SemanticsT. Hastings, Ed., R. Herriot, R. deBry, S. Isaacson, P. Powell · obsoleted by RFC 8011 | Proposed Standard | September 2000 |
| 2813 | Internet Relay Chat: Server ProtocolC. Kalt | Informational | April 2000 |
| 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 |
| 2566 | Internet Printing Protocol/1.0: Model and SemanticsR. deBry, T. Hastings, R. Herriot, S. Isaacson, P. Powell · obsoleted by RFC 2911 | Experimental | April 1999 |
| 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 |