| 8866 | SDP: Session Description ProtocolA. Begen, P. Kyzivat, C. Perkins, M. Handley | Proposed Standard | January 2021 |
| 7050 | Discovery of the IPv6 Prefix Used for IPv6 Address SynthesisT. Savolainen, J. Korhonen, D. Wing | Proposed Standard | November 2013 |
| 6926 | DHCPv4 Bulk LeasequeryK. Kinnear, M. Stapp, R. Desetti, B. Joshi, N. Russell, P. Kurapati, B. Volz | Proposed Standard | April 2013 |
| 6890 | Special-Purpose IP Address RegistriesM. Cotton, L. Vegoda, R. Bonica, Ed., B. Haberman | Best Current Practice | April 2013 |
| 6761 | Special-Use Domain NamesS. Cheshire, M. Krochmal | Proposed Standard | February 2013 |
| 6632 | An Overview of the IETF Network Management StandardsM. Ersue, Ed., B. Claise | Informational | June 2012 |
| 6598 | IANA-Reserved IPv4 Prefix for Shared Address SpaceJ. Weil, V. Kuarsingh, C. Donley, C. Liljenstolpe, M. Azinger | Best Current Practice | April 2012 |
| 6545 | Real-time Inter-network Defense (RID)K. Moriarty | Proposed Standard | April 2012 |
| 6535 | Dual-Stack Hosts Using "Bump-in-the-Host" (BIH)B. Huang, H. Deng, T. Savolainen | Proposed Standard | February 2012 |
| 6491 | Resource Public Key Infrastructure (RPKI) Objects Issued by IANAT. Manderson, L. Vegoda, S. Kent | Proposed Standard | February 2012 |
| 6471 | Overview of Best Email DNS-Based List (DNSBL) Operational PracticesC. Lewis, M. Sergeant | Informational | January 2012 |
| 6441 | Time to Remove Filters for Previously Unallocated IPv4 /8sL. Vegoda | Best Current Practice | November 2011 |
| 6304 | AS112 Nameserver OperationsJ. Abley, W. Maton · obsoleted by RFC 7534 | Informational | July 2011 |
| 6303 | Locally Served DNS ZonesM. Andrews | Best Current Practice | July 2011 |
| 6274 | Security Assessment of the Internet Protocol Version 4F. Gont | Informational | July 2011 |
| 6235 | IP Flow Anonymization SupportE. Boschi, B. Trammell | Experimental | May 2011 |
| 6217 | Regional Broadcast Using an Atmospheric Link LayerT. Ritter | Experimental | 31 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 |
| 6052 | IPv6 Addressing of IPv4/IPv6 TranslatorsC. Bao, C. Huitema, M. Bagnulo, M. Boucadair, X. Li | Proposed Standard | October 2010 |
| 6045 | Real-time Inter-network Defense (RID)K. Moriarty · obsoleted by RFC 6545 | Informational | November 2010 |
| 5736 | IANA IPv4 Special Purpose Address RegistryG. Huston, M. Cotton, L. Vegoda · obsoleted by RFC 6890 | Informational | January 2010 |
| 5684 | Unintended Consequences of NAT Deployments with Overlapping Address SpaceP. Srisuresh, B. Ford | Informational | February 2010 |