| 1918 | Address Allocation for Private InternetsY. Rekhter, B. Moskowitz, D. Karrenberg, G. J. de Groot, E. Lear | Best Current Practice | February 1996 |
| 2119 | Key words for use in RFCs to Indicate Requirement LevelsS. Bradner | Best Current Practice | March 1997 |
| 2564 | Application Management MIBC. Kalbfleisch, C. Krupczak, R. Presuhn, J. Saperia | Proposed Standard | May 1999 |
| 2790 | Host Resources MIBS. Waldbusser, P. Grillo | Draft Standard | March 2000 |
| 2975 | Introduction to Accounting ManagementB. Aboba, J. Arkko, D. Harrington | Informational | October 2000 |
| 3110 | RSA/SHA-1 SIGs and RSA KEYs in the Domain Name System (DNS)D. Eastlake 3rd | Proposed Standard | May 2001 |
| 3365 | Strong Security Requirements for Internet Engineering Task Force Standard ProtocolsJ. Schiller | Best Current Practice | August 2002 |
| 3729 | Application Performance Measurement MIBS. Waldbusser | Proposed Standard | March 2004 |
| 3986 | Uniform Resource Identifier (URI): Generic SyntaxT. Berners-Lee, R. Fielding, L. Masinter | Internet Standard | January 2005 |
| 4034 | Resource Records for the DNS Security ExtensionsR. Arends, R. Austein, M. Larson, D. Massey, S. Rose | Proposed Standard | March 2005 |
| 4113 | Management Information Base for the User Datagram Protocol (UDP)B. Fenner, J. Flick | Proposed Standard | June 2005 |
| 4150 | Transport Performance Metrics MIBR. Dietz, R. Cole | Proposed Standard | August 2005 |
| 4193 | Unique Local IPv6 Unicast AddressesR. Hinden, B. Haberman | Proposed Standard | October 2005 |
| 4291 | IP Version 6 Addressing ArchitectureR. Hinden, S. Deering | Draft Standard | February 2006 |
| 4301 | Security Architecture for the Internet ProtocolS. Kent, K. Seo | Proposed Standard | December 2005 |
| 4821 | Packetization Layer Path MTU DiscoveryM. Mathis, J. Heffner | Proposed Standard | March 2007 |
| 4960 | Stream Control Transmission ProtocolR. Stewart, Ed. · obsoleted by RFC 9260 | Proposed Standard | September 2007 |
| 5226 | Guidelines for Writing an IANA Considerations Section in RFCsT. Narten, H. Alvestrand · obsoleted by RFC 8126 | Best Current Practice | May 2008 |
| 5280 | Internet X.509 Public Key Infrastructure Certificate and Certificate Revocation List (CRL) ProfileD. Cooper, S. Santesson, S. Farrell, S. Boeyen, R. Housley, W. Polk | Proposed Standard | May 2008 |
| 5389 | Session Traversal Utilities for NAT (STUN)J. Rosenberg, R. Mahy, P. Matthews, D. Wing · obsoleted by RFC 8489 | Proposed Standard | October 2008 |
| 5424 | The Syslog ProtocolR. Gerhards | Proposed Standard | March 2009 |
| 5702 | Use of SHA-2 Algorithms with RSA in DNSKEY and RRSIG Resource Records for DNSSECJ. Jansen | Proposed Standard | October 2009 |
| 5706 | Guidelines for Considering Operations and Management of New Protocols and Protocol ExtensionsD. Harrington | Informational | November 2009 |
| 5741 | RFC Streams, Headers, and BoilerplatesL. Daigle, Ed., O. Kolkman, Ed., IAB · obsoleted by RFC 7841 | Informational | December 2009 |
| 5905 | Network Time Protocol Version 4: Protocol and Algorithms SpecificationD. Mills, J. Martin, Ed., J. Burbank, W. Kasch | Proposed Standard | June 2010 |
| 5971 | GIST: General Internet Signalling TransportH. Schulzrinne, R. Hancock | Experimental | October 2010 |
| 6194 | Security Considerations for the SHA-0 and SHA-1 Message-Digest AlgorithmsT. Polk, L. Chen, S. Turner, P. Hoffman | Informational | March 2011 |
| 6241 | Network Configuration Protocol (NETCONF)R. Enns, Ed., M. Bjorklund, Ed., J. Schoenwaelder, Ed., A. Bierman, Ed. | Proposed Standard | June 2011 |
| 6347 | Datagram Transport Layer Security Version 1.2E. Rescorla, N. Modadugu · obsoleted by RFC 9147 | Proposed Standard | January 2012 |
| 6605 | Elliptic Curve Digital Signature Algorithm (DSA) for DNSSECP. Hoffman, W.C.A. Wijngaards | Proposed Standard | April 2012 |
| 6709 | Design Considerations for Protocol ExtensionsB. Carpenter, B. Aboba, Ed., S. Cheshire | Informational | September 2012 |
| 6817 | Low Extra Delay Background Transport (LEDBAT)S. Shalunov, G. Hazel, J. Iyengar, M. Kuehlewind | Experimental | December 2012 |
| 6972 | Problem Statement and Requirements of the Peer-to-Peer Streaming Protocol (PPSP)Y. Zhang, N. Zong | Informational | July 2013 |
| 7285 | Application-Layer Traffic Optimization (ALTO) ProtocolR. Alimi, Ed., R. Penno, Ed., Y. Yang, Ed., S. Kiesel, S. Previdi, W. Roome, S. Shalunov, R. Woundy | Proposed Standard | September 2014 |