| 9715 | IP Fragmentation Avoidance in DNS over UDPK. Fujiwara, P. Vixie | Informational | January 2025 |
| 9210 | DNS Transport over TCP - Operational RequirementsJ. Kristoff, D. Wessels | Best Current Practice | March 2022 |
| 8906 | A Common Operational Problem in DNS Servers: Failure to CommunicateM. Andrews, R. Bellis | Best Current Practice | September 2020 |
| 8324 | DNS Privacy, Authorization, Special Uses, Encoding, Characters, Matching, and Root Structure: Time for Another Look?J. Klensin | Informational | February 2018 |
| 7208 | Sender Policy Framework (SPF) for Authorizing Use of Domains in Email, Version 1S. Kitterman | Proposed Standard | April 2014 |
| 7051 | Analysis of Solution Proposals for Hosts to Learn NAT64 PrefixJ. Korhonen, Ed., T. Savolainen, Ed. | Informational | November 2013 |
| 6950 | Architectural Considerations on Application Features in the DNSJ. Peterson, O. Kolkman, H. Tschofenig, B. Aboba | Informational | October 2013 |
| 6891 | Extension Mechanisms for DNS (EDNS(0))J. Damas, M. Graff, P. Vixie | Internet Standard | April 2013 |
| 6864 | Updated Specification of the IPv4 ID FieldJ. Touch | Proposed Standard | February 2013 |
| 6762 | Multicast DNSS. Cheshire, M. Krochmal | Proposed Standard | February 2013 |
| 6709 | Design Considerations for Protocol ExtensionsB. Carpenter, B. Aboba, Ed., S. Cheshire | Informational | September 2012 |
| 6434 | IPv6 Node RequirementsE. Jankiewicz, J. Loughney, T. Narten · obsoleted by RFC 8504 | Informational | December 2011 |
| 6195 | Domain Name System (DNS) IANA ConsiderationsD. Eastlake 3rd · obsoleted by RFC 6895 | Best Current Practice | March 2011 |
| 6147 | DNS64: DNS Extensions for Network Address Translation from IPv6 Clients to IPv4 ServersM. Bagnulo, A. Sullivan, P. Matthews, I. van Beijnum | Proposed Standard | April 2011 |
| 6116 | The E.164 to Uniform Resource Identifiers (URI) Dynamic Delegation Discovery System (DDDS) Application (ENUM)S. Bradner, L. Conroy, K. Fujiwara | Proposed Standard | March 2011 |
| 5966 | DNS Transport over TCP - Implementation RequirementsR. Bellis · obsoleted by RFC 7766 | Proposed Standard | August 2010 |
| 5936 | DNS Zone Transfer Protocol (AXFR)E. Lewis, A. Hoenes, Ed. | Proposed Standard | June 2010 |
| 5894 | Internationalized Domain Names for Applications (IDNA): Background, Explanation, and RationaleJ. Klensin | Informational | August 2010 |
| 5891 | Internationalized Domain Names in Applications (IDNA): ProtocolJ. Klensin | Proposed Standard | August 2010 |
| 5625 | DNS Proxy Implementation GuidelinesR. Bellis | Best Current Practice | August 2009 |
| 5507 | Design Choices When Expanding the DNSIAB, P. Faltstrom, Ed., R. Austein, Ed., P. Koch, Ed. | Informational | April 2009 |
| 5395 | Domain Name System (DNS) IANA ConsiderationsD. Eastlake 3rd · obsoleted by RFC 6195 | Best Current Practice | November 2008 |
| 5358 | Preventing Use of Recursive Nameservers in Reflector AttacksJ. Damas, F. Neves | Best Current Practice | October 2008 |
| 5001 | DNS Name Server Identifier (NSID) OptionR. Austein | Proposed Standard | August 2007 |
| 4795 | Link-local Multicast Name Resolution (LLMNR)B. Aboba, D. Thaler, L. Esibov | Informational | January 2007 |
| 4702 | The Dynamic Host Configuration Protocol (DHCP) Client Fully Qualified Domain Name (FQDN) OptionM. Stapp, B. Volz, Y. Rekhter | Proposed Standard | October 2006 |
| 4504 | SIP Telephony Device Requirements and ConfigurationH. Sinnreich, Ed., S. Lass, C. Stredicke | Informational | May 2006 |
| 4472 | Operational Considerations and Issues with IPv6 DNSA. Durand, J. Ihren, P. Savola | Informational | April 2006 |
| 4343 | Domain Name System (DNS) Case Insensitivity ClarificationD. Eastlake 3rd | Proposed Standard | January 2006 |
| 4322 | Opportunistic Encryption using the Internet Key Exchange (IKE)M. Richardson, D.H. Redelmeier | Informational | December 2005 |
| 4294 | IPv6 Node RequirementsJ. Loughney, Ed. · obsoleted by RFC 6434 | Informational | April 2006 |
| 4035 | Protocol Modifications for the DNS Security ExtensionsR. Arends, R. Austein, M. Larson, D. Massey, S. Rose | Proposed Standard | March 2005 |
| 4033 | DNS Security Introduction and RequirementsR. Arends, R. Austein, M. Larson, D. Massey, S. Rose | Proposed Standard | March 2005 |
| 3833 | Threat Analysis of the Domain Name System (DNS)D. Atkins, R. Austein | Informational | August 2004 |
| 3790 | Survey of IPv4 Addresses in Currently Deployed IETF Internet Area Standards Track and Experimental DocumentsC. Mickles, Ed., P. Nesser, II | Informational | June 2004 |
| 3755 | Legacy Resolver Compatibility for Delegation Signer (DS)S. Weiler · obsoleted by RFC 4033, RFC 4034, RFC 4035 | Proposed Standard | May 2004 |
| 3467 | Role of the Domain Name System (DNS)J. Klensin | Informational | March 2003 |
| 3226 | DNSSEC and IPv6 A6 aware server/resolver message size requirementsO. Gudmundsson | Proposed Standard | December 2001 |
| 3225 | Indicating Resolver Support of DNSSECD. Conrad | Proposed Standard | December 2001 |
| 3110 | RSA/SHA-1 SIGs and RSA KEYs in the Domain Name System (DNS)D. Eastlake 3rd | Proposed Standard | May 2001 |
| 2929 | Domain Name System (DNS) IANA ConsiderationsD. Eastlake 3rd, E. Brunner-Williams, B. Manning · obsoleted by RFC 5395 | Best Current Practice | September 2000 |
| 2673 | Binary Labels in the Domain Name SystemM. Crawford · obsoleted by RFC 6891 | Historic | August 1999 |