| 2119 | Key words for use in RFCs to Indicate Requirement LevelsS. Bradner | Best Current Practice | March 1997 |
| 2544 | Benchmarking Methodology for Network Interconnect DevicesS. Bradner, J. McQuaid | Informational | March 1999 |
| 2647 | Benchmarking Terminology for Firewall PerformanceD. Newman | Informational | August 1999 |
| 3511 | Benchmarking Methodology for Firewall PerformanceB. Hickman, D. Newman, S. Tadjudin, T. Martin · obsoleted by RFC 9411 | Informational | April 2003 |
| 5180 | IPv6 Benchmarking Methodology for Network Interconnect DevicesC. Popoviciu, A. Hamza, G. Van de Velde, D. Dugatkin | Informational | May 2008 |
| 6815 | Applicability Statement for RFC 2544: Use on Production Networks Considered HarmfulS. Bradner, K. Dubray, J. McQuaid, A. Morton | Informational | November 2012 |
| 6890 | Special-Purpose IP Address RegistriesM. Cotton, L. Vegoda, R. Bonica, Ed., B. Haberman | Best Current Practice | April 2013 |
| 7841 | RFC Streams, Headers, and BoilerplatesJ. Halpern, Ed., L. Daigle, Ed., O. Kolkman, Ed. | Informational | May 2016 |
| 8174 | Ambiguity of Uppercase vs Lowercase in RFC 2119 Key WordsB. Leiba | Best Current Practice | May 2017 |
| 8200 | Internet Protocol, Version 6 (IPv6) SpecificationS. Deering, R. Hinden | Internet Standard | July 2017 |
| 8446 | The Transport Layer Security (TLS) Protocol Version 1.3E. Rescorla · obsoleted by RFC 9846 | Proposed Standard | August 2018 |
| 9000 | QUIC: A UDP-Based Multiplexed and Secure TransportJ. Iyengar, Ed., M. Thomson, Ed. | Proposed Standard | May 2021 |
| 9001 | Using TLS to Secure QUICM. Thomson, Ed., S. Turner, Ed. | Proposed Standard | May 2021 |
| 9002 | QUIC Loss Detection and Congestion ControlJ. Iyengar, Ed., I. Swett, Ed. | Proposed Standard | May 2021 |
| 9113 | HTTP/2M. Thomson, Ed., C. Benfield, Ed. | Proposed Standard | June 2022 |
| 9114 | HTTP/3M. Bishop, Ed. | Proposed Standard | June 2022 |
| 9204 | QPACK: Field Compression for HTTP/3C. Krasic, M. Bishop, A. Frindell, Ed. | Proposed Standard | June 2022 |
| 9293 | Transmission Control Protocol (TCP)W. Eddy, Ed. | Internet Standard | August 2022 |