| 9364 | DNS Security Extensions (DNSSEC)P. Hoffman | Best Current Practice | February 2023 |
| 8976 | Message Digest for DNS ZonesD. Wessels, P. Barber, M. Weinberg, W. Kumari, W. Hardaker | Proposed Standard | February 2021 |
| 7129 | Authenticated Denial of Existence in the DNSR. Gieben, W. Mekking | Informational | February 2014 |
| 6762 | Multicast DNSS. Cheshire, M. Krochmal | Proposed Standard | February 2013 |
| 6014 | Cryptographic Algorithm Identifier Allocation for DNSSECP. Hoffman | Proposed Standard | November 2010 |
| 5507 | Design Choices When Expanding the DNSIAB, P. Faltstrom, Ed., R. Austein, Ed., P. Koch, Ed. | Informational | April 2009 |
| 4322 | Opportunistic Encryption using the Internet Key Exchange (IKE)M. Richardson, D.H. Redelmeier | Informational | December 2005 |
| 4035 | Protocol Modifications for the DNS Security ExtensionsR. 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 |
| 4033 | DNS Security Introduction and RequirementsR. Arends, R. Austein, M. Larson, D. Massey, S. Rose | Proposed Standard | March 2005 |
| 4027 | Domain Name System Media TypesS. Josefsson | Informational | May 2005 |
| 3920 | Extensible Messaging and Presence Protocol (XMPP): CoreP. Saint-Andre, Ed. · obsoleted by RFC 6120 | Proposed Standard | October 2004 |
| 3845 | DNS Security (DNSSEC) NextSECure (NSEC) RDATA FormatJ. Schlyter, Ed. · obsoleted by RFC 4033, RFC 4034, RFC 4035 | Proposed Standard | August 2004 |
| 3833 | Threat Analysis of the Domain Name System (DNS)D. Atkins, R. Austein | Informational | August 2004 |
| 3832 | Remote Service Discovery in the Service Location Protocol (SLP) via DNS SRVW. Zhao, H. Schulzrinne, E. Guttman, C. Bisdikian, W. Jerome | Experimental | July 2004 |
| 3792 | Survey of IPv4 Addresses in Currently Deployed IETF Security Area Standards Track and Experimental DocumentsP. Nesser, II, A. Bergstrom, Ed. | Informational | June 2004 |
| 3757 | Domain Name System KEY (DNSKEY) Resource Record (RR) Secure Entry Point (SEP) FlagO. Kolkman, J. Schlyter, E. Lewis · obsoleted by RFC 4033, RFC 4034, RFC 4035 | Proposed Standard | May 2004 |
| 3755 | Legacy Resolver Compatibility for Delegation Signer (DS)S. Weiler · obsoleted by RFC 4033, RFC 4034, RFC 4035 | Proposed Standard | May 2004 |
| 3723 | Securing Block Storage Protocols over IPB. Aboba, J. Tseng, J. Walker, V. Rangan, F. Travostino | Proposed Standard | April 2004 |
| 3675 | .sex Considered DangerousD. Eastlake 3rd | Informational | February 2004 |
| 3658 | Delegation Signer (DS) Resource Record (RR)O. Gudmundsson · obsoleted by RFC 4033, RFC 4034, RFC 4035 | Proposed Standard | December 2003 |
| 3655 | Redefinition of DNS Authenticated Data (AD) bitB. Wellington, O. Gudmundsson · obsoleted by RFC 4033, RFC 4034, RFC 4035 | Proposed Standard | November 2003 |
| 3645 | Generic Security Service Algorithm for Secret Key Transaction Authentication for DNS (GSS-TSIG)S. Kwan, P. Garg, J. Gilroy, L. Esibov, J. Westhead, R. Hall | Proposed Standard | October 2003 |
| 3631 | Security Mechanisms for the InternetS. Bellovin, Ed., J. Schiller, Ed., C. Kaufman, Ed. | Informational | December 2003 |
| 3597 | Handling of Unknown DNS Resource Record (RR) TypesA. Gustafsson | Proposed Standard | September 2003 |
| 3596 | DNS Extensions to Support IP Version 6S. Thomson, C. Huitema, V. Ksinant, M. Souissi | Internet Standard | October 2003 |
| 3552 | Guidelines for Writing RFC Text on Security ConsiderationsE. Rescorla, B. Korver | Best Current Practice | July 2003 |
| 3548 | The Base16, Base32, and Base64 Data EncodingsS. Josefsson, Ed. · obsoleted by RFC 4648 | Informational | July 2003 |
| 3499 | Request for Comments Summary RFC Numbers 3400-3499S. Ginoza | Informational | December 2003 |
| 3490 | Internationalizing Domain Names in Applications (IDNA)P. Faltstrom, P. Hoffman, A. Costello · obsoleted by RFC 5890, RFC 5891 | Proposed Standard | March 2003 |
| 3445 | Limiting the Scope of the KEY Resource Record (RR)D. Massey, S. Rose · obsoleted by RFC 4033, RFC 4034, RFC 4035 | Proposed Standard | December 2002 |
| 3397 | Dynamic Host Configuration Protocol (DHCP) Domain Search OptionB. Aboba, S. Cheshire | Proposed Standard | November 2002 |
| 3299 | Request for Comments Summary RFC Numbers 3200-3299S. Ginoza | Informational | December 2003 |
| 3254 | Definitions for talking about directoriesH. Alvestrand | Informational | April 2002 |
| 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 |
| 3130 | Notes from the State-Of-The-Technology: DNSSECE. Lewis | Informational | June 2001 |
| 3123 | A DNS RR Type for Lists of Address Prefixes (APL RR)P. Koch | Experimental | June 2001 |
| 3110 | RSA/SHA-1 SIGs and RSA KEYs in the Domain Name System (DNS)D. Eastlake 3rd | Proposed Standard | May 2001 |
| 3099 | Request for Comments Summary RFC Numbers 3000-3099S. Ginoza | Informational | November 2001 |
| 3090 | DNS Security Extension Clarification on Zone StatusE. Lewis · obsoleted by RFC 4033, RFC 4034, RFC 4035 | Proposed Standard | March 2001 |
| 3008 | Domain Name System Security (DNSSEC) Signing AuthorityB. Wellington · obsoleted by RFC 4033, RFC 4034, RFC 4035 | Proposed Standard | November 2000 |
| 3007 | Secure Domain Name System (DNS) Dynamic UpdateB. Wellington | Proposed Standard | November 2000 |
| 2931 | DNS Request and Transaction Signatures ( SIG(0)s )D. Eastlake 3rd | Proposed Standard | September 2000 |
| 2930 | Secret Key Establishment for DNS (TKEY RR)D. Eastlake 3rd | Proposed Standard | September 2000 |
| 2929 | Domain Name System (DNS) IANA ConsiderationsD. Eastlake 3rd, E. Brunner-Williams, B. Manning · obsoleted by RFC 5395 | Best Current Practice | September 2000 |
| 2874 | DNS Extensions to Support IPv6 Address Aggregation and RenumberingM. Crawford, C. Huitema | Historic | July 2000 |
| 2870 | Root Name Server Operational RequirementsR. Bush, D. Karrenberg, M. Kosters, R. Plzak · obsoleted by RFC 7720 | Best Current Practice | June 2000 |
| 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 |
| 2826 | IAB Technical Comment on the Unique DNS RootInternet Architecture Board | Informational | May 2000 |
| 2663 | IP Network Address Translator (NAT) Terminology and ConsiderationsP. Srisuresh, M. Holdrege | Informational | August 1999 |
| 2541 | DNS Security Operational ConsiderationsD. Eastlake 3rd · obsoleted by RFC 4641 | Informational | March 1999 |
| 2540 | Detached Domain Name System (DNS) InformationD. Eastlake 3rd | Experimental | March 1999 |
| 2539 | Storage of Diffie-Hellman Keys in the Domain Name System (DNS)D. Eastlake 3rd | Proposed Standard | March 1999 |
| 2538 | Storing Certificates in the Domain Name System (DNS)D. Eastlake 3rd, O. Gudmundsson · obsoleted by RFC 4398 | Proposed Standard | March 1999 |
| 2537 | RSA/MD5 KEYs and SIGs in the Domain Name System (DNS)D. Eastlake 3rd · obsoleted by RFC 3110 | Proposed Standard | March 1999 |
| 2536 | DSA KEYs and SIGs in the Domain Name System (DNS)D. Eastlake 3rd | Proposed Standard | March 1999 |