| 768 | User Datagram ProtocolJ. Postel | Internet Standard | August 1980 |
| 793 | Transmission Control ProtocolJ. Postel · obsoleted by RFC 9293 | Internet Standard | September 1981 |
| 1035 | Domain names - implementation and specificationP. Mockapetris | Internet Standard | November 1987 |
| 2460 | Internet Protocol, Version 6 (IPv6) SpecificationS. Deering, R. Hinden · obsoleted by RFC 8200 | Draft Standard | December 1998 |
| 2904 | AAA Authorization FrameworkJ. Vollbrecht, P. Calhoun, S. Farrell, L. Gommans, G. Gross, B. de Bruijn, C. de Laat, M. Holdrege, D. Spence | Informational | August 2000 |
| 3095 | RObust Header Compression (ROHC): Framework and four profiles: RTP, UDP, ESP, and uncompressedC. Bormann, C. Burmeister, M. Degermark, H. Fukushima, H. Hannu, L-E. Jonsson, R. Hakenberg, T. Koren, K. Le, Z. Liu, A. Martensson, A. Miyazaki, K. Svanbro, T. Wiebke, T. Yoshimura, H. Zheng | Proposed Standard | July 2001 |
| 3315 | Dynamic Host Configuration Protocol for IPv6 (DHCPv6)R. Droms, Ed., J. Bound, B. Volz, T. Lemon, C. Perkins, M. Carney · obsoleted by RFC 8415 | Proposed Standard | July 2003 |
| 3963 | Network Mobility (NEMO) Basic Support ProtocolV. Devarapalli, R. Wakikawa, A. Petrescu, P. Thubert | Proposed Standard | January 2005 |
| 4301 | Security Architecture for the Internet ProtocolS. Kent, K. Seo | Proposed Standard | December 2005 |
| 4443 | Internet Control Message Protocol (ICMPv6) for the Internet Protocol Version 6 (IPv6) SpecificationA. Conta, S. Deering, M. Gupta, Ed. | Internet Standard | March 2006 |
| 4861 | Neighbor Discovery for IP version 6 (IPv6)T. Narten, E. Nordmark, W. Simpson, H. Soliman | Draft Standard | September 2007 |
| 4944 | Transmission of IPv6 Packets over IEEE 802.15.4 NetworksG. Montenegro, N. Kushalnagar, J. Hui, D. Culler | Proposed Standard | September 2007 |
| 5216 | The EAP-TLS Authentication ProtocolD. Simon, B. Aboba, R. Hurst | Proposed Standard | March 2008 |
| 5246 | The Transport Layer Security (TLS) Protocol Version 1.2T. Dierks, E. Rescorla · obsoleted by RFC 8446, RFC 9846 | Proposed Standard | August 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 |
| 6282 | Compression Format for IPv6 Datagrams over IEEE 802.15.4-Based NetworksJ. Hui, Ed., P. Thubert | Proposed Standard | September 2011 |
| 6775 | Neighbor Discovery Optimization for IPv6 over Low-Power Wireless Personal Area Networks (6LoWPANs)Z. Shelby, Ed., S. Chakrabarti, E. Nordmark, C. Bormann | Proposed Standard | November 2012 |
| 6961 | The Transport Layer Security (TLS) Multiple Certificate Status Request ExtensionY. Pettersen · obsoleted by RFC 8446, RFC 9846 | Proposed Standard | June 2013 |
| 7252 | The Constrained Application Protocol (CoAP)Z. Shelby, K. Hartke, C. Bormann | Proposed Standard | June 2014 |
| 7452 | Architectural Considerations in Smart Object NetworkingH. Tschofenig, J. Arkko, D. Thaler, D. McPherson | Informational | March 2015 |
| 7668 | IPv6 over BLUETOOTH(R) Low EnergyJ. Nieminen, T. Savolainen, M. Isomaki, B. Patil, Z. Shelby, C. Gomez | Proposed Standard | October 2015 |
| 7841 | RFC Streams, Headers, and BoilerplatesJ. Halpern, Ed., L. Daigle, Ed., O. Kolkman, Ed. | Informational | May 2016 |
| 8065 | Privacy Considerations for IPv6 Adaptation-Layer MechanismsD. Thaler | Informational | February 2017 |
| 8200 | Internet Protocol, Version 6 (IPv6) SpecificationS. Deering, R. Hinden | Internet Standard | July 2017 |
| 8240 | Report from the Internet of Things Software Update (IoTSU) Workshop 2016H. Tschofenig, S. Farrell | Informational | September 2017 |