| 1034 | Domain names - concepts and facilitiesP. Mockapetris | Internet Standard | November 1987 |
| 1035 | Domain names - implementation and specificationP. Mockapetris | Internet Standard | November 1987 |
| 1183 | New DNS RR DefinitionsC. Everhart, L. Mamakos, R. Ullmann, P. Mockapetris, Ed. | Experimental | October 1990 |
| 1591 | Domain Name System Structure and DelegationJ. Postel | Informational | March 1994 |
| 1996 | A Mechanism for Prompt Notification of Zone Changes (DNS NOTIFY)P. Vixie | Proposed Standard | August 1996 |
| 2136 | Dynamic Updates in the Domain Name System (DNS UPDATE)P. Vixie, Ed., S. Thomson, Y. Rekhter, J. Bound | Proposed Standard | April 1997 |
| 2181 | Clarifications to the DNS SpecificationR. Elz, R. Bush | Proposed Standard | July 1997 |
| 2606 | Reserved Top Level DNS NamesD. Eastlake 3rd, A. Panitz | Best Current Practice | June 1999 |
| 2671 | Extension Mechanisms for DNS (EDNS0)P. Vixie · obsoleted by RFC 6891 | Proposed Standard | August 1999 |
| 2673 | Binary Labels in the Domain Name SystemM. Crawford · obsoleted by RFC 6891 | Historic | August 1999 |
| 2845 | Secret Key Transaction Authentication for DNS (TSIG)P. Vixie, O. Gudmundsson, D. Eastlake 3rd, B. Wellington · obsoleted by RFC 8945 | Proposed Standard | May 2000 |
| 2929 | Domain Name System (DNS) IANA ConsiderationsD. Eastlake 3rd, E. Brunner-Williams, B. Manning · obsoleted by RFC 5395 | Best Current Practice | September 2000 |
| 2930 | Secret Key Establishment for DNS (TKEY RR)D. Eastlake 3rd | Proposed Standard | September 2000 |
| 2931 | DNS Request and Transaction Signatures ( SIG(0)s )D. Eastlake 3rd | Proposed Standard | September 2000 |
| 3363 | Representing Internet Protocol version 6 (IPv6) Addresses in the Domain Name System (DNS)R. Bush, A. Durand, B. Fink, O. Gudmundsson, T. Hain | Informational | August 2002 |
| 3425 | Obsoleting IQUERYD. Lawrence | Proposed Standard | November 2002 |
| 3597 | Handling of Unknown DNS Resource Record (RR) TypesA. Gustafsson | Proposed Standard | September 2003 |
| 4020 | Early IANA Allocation of Standards Track Code PointsK. Kompella, A. Zinin · obsoleted by RFC 7120 | Best Current Practice | March 2005 |
| 4033 | DNS Security Introduction and RequirementsR. Arends, R. Austein, M. Larson, D. Massey, S. Rose | Proposed Standard | March 2005 |
| 4034 | Resource Records for the DNS Security ExtensionsR. Arends, R. Austein, M. Larson, D. Massey, S. Rose | Proposed Standard | March 2005 |
| 4035 | Protocol Modifications for the DNS Security ExtensionsR. Arends, R. Austein, M. Larson, D. Massey, S. Rose | Proposed Standard | March 2005 |
| 4343 | Domain Name System (DNS) Case Insensitivity ClarificationD. Eastlake 3rd | Proposed Standard | January 2006 |
| 4635 | HMAC SHA (Hashed Message Authentication Code, Secure Hash Algorithm) TSIG Algorithm IdentifiersD. Eastlake 3rd · obsoleted by RFC 8945 | Proposed Standard | August 2006 |
| 5226 | Guidelines for Writing an IANA Considerations Section in RFCsT. Narten, H. Alvestrand · obsoleted by RFC 8126 | Best Current Practice | May 2008 |
| 5395 | Domain Name System (DNS) IANA ConsiderationsD. Eastlake 3rd · obsoleted by RFC 6195 | Best Current Practice | November 2008 |
| 5741 | RFC Streams, Headers, and BoilerplatesL. Daigle, Ed., O. Kolkman, Ed., IAB · obsoleted by RFC 7841 | Informational | December 2009 |