| 2119 | Key words for use in RFCs to Indicate Requirement LevelsS. Bradner | Best Current Practice | March 1997 |
| 2131 | Dynamic Host Configuration ProtocolR. Droms | Draft Standard | March 1997 |
| 2132 | DHCP Options and BOOTP Vendor ExtensionsS. Alexander, R. Droms | Draft Standard | March 1997 |
| 2136 | Dynamic Updates in the Domain Name System (DNS UPDATE)P. Vixie, Ed., S. Thomson, Y. Rekhter, J. Bound | Proposed Standard | April 1997 |
| 3007 | Secure Domain Name System (DNS) Dynamic UpdateB. Wellington | Proposed Standard | November 2000 |
| 3396 | Encoding Long Options in the Dynamic Host Configuration Protocol (DHCPv4)T. Lemon, S. Cheshire | Proposed Standard | November 2002 |
| 3958 | Domain-Based Application Service Location Using SRV RRs and the Dynamic Delegation Discovery Service (DDDS)L. Daigle, A. Newton | Proposed Standard | January 2005 |
| 4033 | DNS Security Introduction and RequirementsR. Arends, R. Austein, M. Larson, D. Massey, S. Rose | Proposed Standard | March 2005 |
| 4291 | IP Version 6 Addressing ArchitectureR. Hinden, S. Deering | Draft Standard | February 2006 |
| 6125 | Representation and Verification of Domain-Based Application Service Identity within Internet Public Key Infrastructure Using X.509 (PKIX) Certificates in the Context of Transport Layer Security (TLS)P. Saint-Andre, J. Hodges · obsoleted by RFC 9525 | Proposed Standard | March 2011 |
| 6763 | DNS-Based Service DiscoveryS. Cheshire, M. Krochmal | Proposed Standard | February 2013 |
| 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 |
| 7858 | Specification for DNS over Transport Layer Security (TLS)Z. Hu, L. Zhu, J. Heidemann, A. Mankin, D. Wessels, P. Hoffman | Proposed Standard | May 2016 |
| 8174 | Ambiguity of Uppercase vs Lowercase in RFC 2119 Key WordsB. Leiba | Best Current Practice | May 2017 |
| 8415 | Dynamic Host Configuration Protocol for IPv6 (DHCPv6)T. Mrugalski, M. Siodelski, B. Volz, A. Yourtchenko, M. Richardson, S. Jiang, T. Lemon, T. Winters · obsoleted by RFC 9915 | Proposed Standard | November 2018 |
| 8484 | DNS Queries over HTTPS (DoH)P. Hoffman, P. McManus | Proposed Standard | October 2018 |
| 8572 | Secure Zero Touch Provisioning (SZTP)K. Watsen, I. Farrer, M. Abrahamsson | Proposed Standard | April 2019 |
| 8782 | Distributed Denial-of-Service Open Threat Signaling (DOTS) Signal Channel SpecificationT. Reddy.K, Ed., M. Boucadair, Ed., P. Patil, A. Mortensen, N. Teague · obsoleted by RFC 9132 | Proposed Standard | May 2020 |
| 8783 | Distributed Denial-of-Service Open Threat Signaling (DOTS) Data Channel SpecificationM. Boucadair, Ed., T. Reddy.K, Ed. | Proposed Standard | May 2020 |
| 8811 | DDoS Open Threat Signaling (DOTS) ArchitectureA. Mortensen, Ed., T. Reddy.K, Ed., F. Andreasen, N. Teague, R. Compton | Informational | August 2020 |