| 1918 | Address Allocation for Private InternetsY. Rekhter, B. Moskowitz, D. Karrenberg, G. J. de Groot, E. Lear | Best Current Practice | February 1996 |
| 1923 | RIPv1 Applicability Statement for Historic StatusJ. Halpern, S. Bradner | Informational | March 1996 |
| 1928 | SOCKS Protocol Version 5M. Leech, M. Ganis, Y. Lee, R. Kuris, D. Koblas, L. Jones | Proposed Standard | March 1996 |
| 2765 | Stateless IP/ICMP Translation Algorithm (SIIT)E. Nordmark · obsoleted by RFC 6145 | Proposed Standard | February 2000 |
| 2766 | Network Address Translation - Protocol Translation (NAT-PT)G. Tsirtsis, P. Srisuresh · obsoleted by RFC 4966 | Historic | February 2000 |
| 3056 | Connection of IPv6 Domains via IPv4 CloudsB. Carpenter, K. Moore | Proposed Standard | February 2001 |
| 3089 | A SOCKS-based IPv6/IPv4 Gateway MechanismH. Kitamura | Informational | April 2001 |
| 4192 | Procedures for Renumbering an IPv6 Network without a Flag DayF. Baker, E. Lear, R. Droms | Informational | September 2005 |
| 4193 | Unique Local IPv6 Unicast AddressesR. Hinden, B. Haberman | Proposed Standard | October 2005 |
| 4213 | Basic Transition Mechanisms for IPv6 Hosts and RoutersE. Nordmark, R. Gilligan | Proposed Standard | October 2005 |
| 4380 | Teredo: Tunneling IPv6 over UDP through Network Address Translations (NATs)C. Huitema | Proposed Standard | February 2006 |
| 4864 | Local Network Protection for IPv6G. Van de Velde, T. Hain, R. Droms, B. Carpenter, E. Klein | Informational | May 2007 |
| 4966 | Reasons to Move the Network Address Translator - Protocol Translator (NAT-PT) to Historic StatusC. Aoun, E. Davies | Informational | July 2007 |
| 5211 | An Internet Transition PlanJ. Curran | Informational | July 2008 |
| 5214 | Intra-Site Automatic Tunnel Addressing Protocol (ISATAP)F. Templin, T. Gleeson, D. Thaler | Informational | March 2008 |
| 5741 | RFC Streams, Headers, and BoilerplatesL. Daigle, Ed., O. Kolkman, Ed., IAB · obsoleted by RFC 7841 | Informational | December 2009 |
| 6052 | IPv6 Addressing of IPv4/IPv6 TranslatorsC. Bao, C. Huitema, M. Bagnulo, M. Boucadair, X. Li | Proposed Standard | October 2010 |
| 6145 | IP/ICMP Translation AlgorithmX. Li, C. Bao, F. Baker · obsoleted by RFC 7915 | Proposed Standard | April 2011 |
| 6146 | Stateful NAT64: Network Address and Protocol Translation from IPv6 Clients to IPv4 ServersM. Bagnulo, P. Matthews, I. van Beijnum | Proposed Standard | April 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 |