| 1918 | Address Allocation for Private InternetsY. Rekhter, B. Moskowitz, D. Karrenberg, G. J. de Groot, E. Lear | Best Current Practice | February 1996 |
| 2460 | Internet Protocol, Version 6 (IPv6) SpecificationS. Deering, R. Hinden · obsoleted by RFC 8200 | Draft Standard | December 1998 |
| 3056 | Connection of IPv6 Domains via IPv4 CloudsB. Carpenter, K. Moore | Proposed Standard | February 2001 |
| 3068 | An Anycast Prefix for 6to4 Relay RoutersC. Huitema · obsoleted by RFC 7526 | Historic | June 2001 |
| 4380 | Teredo: Tunneling IPv6 over UDP through Network Address Translations (NATs)C. Huitema | Proposed Standard | February 2006 |
| 4942 | IPv6 Transition/Co-existence Security ConsiderationsE. Davies, S. Krishnan, P. Savola | Informational | September 2007 |
| 5569 | IPv6 Rapid Deployment on IPv4 Infrastructures (6rd)R. Despres | Informational | January 2010 |
| 5741 | RFC Streams, Headers, and BoilerplatesL. Daigle, Ed., O. Kolkman, Ed., IAB · obsoleted by RFC 7841 | Informational | December 2009 |
| 5969 | IPv6 Rapid Deployment on IPv4 Infrastructures (6rd) -- Protocol SpecificationW. Townsley, O. Troan | Proposed Standard | August 2010 |
| 6092 | Recommended Simple Security Capabilities in Customer Premises Equipment (CPE) for Providing Residential IPv6 Internet ServiceJ. Woodyatt, Ed. | Informational | January 2011 |
| 6144 | Framework for IPv4/IPv6 TranslationF. Baker, X. Li, C. Bao, K. Yin | Informational | 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 |
| 6169 | Security Concerns with IP TunnelingS. Krishnan, D. Thaler, J. Hoagland | Informational | April 2011 |
| 6180 | Guidelines for Using IPv6 Transition Mechanisms during IPv6 DeploymentJ. Arkko, F. Baker | Informational | May 2011 |
| 6264 | An Incremental Carrier-Grade NAT (CGN) for IPv6 TransitionS. Jiang, D. Guo, B. Carpenter | Informational | June 2011 |
| 6269 | Issues with IP Address SharingM. Ford, Ed., M. Boucadair, A. Durand, P. Levis, P. Roberts | Informational | June 2011 |
| 6333 | Dual-Stack Lite Broadband Deployments Following IPv4 ExhaustionA. Durand, R. Droms, J. Woodyatt, Y. Lee | Proposed Standard | August 2011 |
| 6343 | Advisory Guidelines for 6to4 DeploymentB. Carpenter | Informational | August 2011 |
| 6540 | IPv6 Support Required for All IP-Capable NodesW. George, C. Donley, C. Liljenstolpe, L. Howard | Best Current Practice | April 2012 |
| 6586 | Experiences from an IPv6-Only NetworkJ. Arkko, A. Keranen | Informational | April 2012 |
| 6598 | IANA-Reserved IPv4 Prefix for Shared Address SpaceJ. Weil, V. Kuarsingh, C. Donley, C. Liljenstolpe, M. Azinger | Best Current Practice | April 2012 |
| 6724 | Default Address Selection for Internet Protocol Version 6 (IPv6)D. Thaler, Ed., R. Draves, A. Matsumoto, T. Chown | Proposed Standard | September 2012 |
| 6732 | 6to4 Provider Managed TunnelsV. Kuarsingh, Ed., Y. Lee, O. Vautrin · obsoleted by RFC 7526 | Historic | September 2012 |