| 1034 | Domain names - concepts and facilitiesP. Mockapetris | Internet Standard | November 1987 |
| 1035 | Domain names - implementation and specificationP. Mockapetris | Internet Standard | November 1987 |
| 1995 | Incremental Zone Transfer in DNSM. Ohta | Proposed Standard | August 1996 |
| 1996 | A Mechanism for Prompt Notification of Zone Changes (DNS NOTIFY)P. Vixie | Proposed Standard | August 1996 |
| 2119 | Key words for use in RFCs to Indicate Requirement LevelsS. Bradner | Best Current Practice | March 1997 |
| 3833 | Threat Analysis of the Domain Name System (DNS)D. Atkins, R. Austein | Informational | August 2004 |
| 5936 | DNS Zone Transfer Protocol (AXFR)E. Lewis, A. Hoenes, Ed. | Proposed Standard | June 2010 |
| 6335 | Internet Assigned Numbers Authority (IANA) Procedures for the Management of the Service Name and Transport Protocol Port Number RegistryM. Cotton, L. Eggert, J. Touch, M. Westerlund, S. Cheshire | Best Current Practice | August 2011 |
| 6891 | Extension Mechanisms for DNS (EDNS(0))J. Damas, M. Graff, P. Vixie | Internet Standard | April 2013 |
| 7301 | Transport Layer Security (TLS) Application-Layer Protocol Negotiation ExtensionS. Friedl, A. Popov, A. Langley, E. Stephan | Proposed Standard | July 2014 |
| 7525 | Recommendations for Secure Use of Transport Layer Security (TLS) and Datagram Transport Layer Security (DTLS)Y. Sheffer, R. Holz, P. Saint-Andre · obsoleted by RFC 9325 | Best Current Practice | May 2015 |
| 7766 | DNS Transport over TCP - Implementation RequirementsJ. Dickinson, S. Dickinson, R. Bellis, A. Mankin, D. Wessels | Proposed Standard | March 2016 |
| 7828 | The edns-tcp-keepalive EDNS0 OptionP. Wouters, J. Abley, S. Dickinson, R. Bellis | Proposed Standard | April 2016 |
| 7830 | The EDNS(0) Padding OptionA. Mayrhofer | Proposed Standard | May 2016 |
| 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 |
| 7873 | Domain Name System (DNS) CookiesD. Eastlake 3rd, M. Andrews | Proposed Standard | May 2016 |
| 8094 | DNS over Datagram Transport Layer Security (DTLS)T. Reddy, D. Wing, P. Patil | Experimental | February 2017 |
| 8126 | Guidelines for Writing an IANA Considerations Section in RFCsM. Cotton, B. Leiba, T. Narten | Best Current Practice | June 2017 |
| 8174 | Ambiguity of Uppercase vs Lowercase in RFC 2119 Key WordsB. Leiba | Best Current Practice | May 2017 |
| 8310 | Usage Profiles for DNS over TLS and DNS over DTLSS. Dickinson, D. Gillmor, T. Reddy | Proposed Standard | March 2018 |
| 8446 | The Transport Layer Security (TLS) Protocol Version 1.3E. Rescorla · obsoleted by RFC 9846 | Proposed Standard | August 2018 |
| 8467 | Padding Policies for Extension Mechanisms for DNS (EDNS(0))A. Mayrhofer | Experimental | October 2018 |
| 8484 | DNS Queries over HTTPS (DoH)P. Hoffman, P. McManus | Proposed Standard | October 2018 |
| 8490 | DNS Stateful OperationsR. Bellis, S. Cheshire, J. Dickinson, S. Dickinson, T. Lemon, T. Pusateri | Proposed Standard | March 2019 |
| 8914 | Extended DNS ErrorsW. Kumari, E. Hunt, R. Arends, W. Hardaker, D. Lawrence | Proposed Standard | October 2020 |
| 8932 | Recommendations for DNS Privacy Service OperatorsS. Dickinson, B. Overeinder, R. van Rijswijk-Deij, A. Mankin | Best Current Practice | October 2020 |
| 8996 | Deprecating TLS 1.0 and TLS 1.1K. Moriarty, S. Farrell | Best Current Practice | March 2021 |
| 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 |
| 9076 | DNS Privacy ConsiderationsT. Wicinski, Ed. | Informational | July 2021 |
| 9103 | DNS Zone Transfer over TLSW. Toorop, S. Dickinson, S. Sahib, P. Aras, A. Mankin | Proposed Standard | August 2021 |