| 8728 | RFC Editor Model (Version 2)O. Kolkman, Ed., J. Halpern, Ed., R. Hinden, Ed. · obsoleted by RFC 9280 | Informational | February 2020 |
| 8722 | Defining the Role and Function of IETF Protocol Parameter Registry OperatorsD. McPherson, Ed., O. Kolkman, Ed., J. Klensin, Ed., G. Huston, Ed. | Informational | February 2020 |
| 8720 | Principles for Operation of Internet Assigned Numbers Authority (IANA) RegistriesR. Housley, Ed., O. Kolkman, Ed. | Informational | February 2020 |
| 7841 | RFC Streams, Headers, and BoilerplatesJ. Halpern, Ed., L. Daigle, Ed., O. Kolkman, Ed. | Informational | May 2016 |
| 7754 | Technical Considerations for Internet Service Blocking and FilteringR. Barnes, A. Cooper, O. Kolkman, D. Thaler, E. Nordmark | Informational | March 2016 |
| 7553 | The Uniform Resource Identifier (URI) DNS Resource RecordP. Faltstrom, O. Kolkman | Informational | June 2015 |
| 7500 | Principles for Operation of Internet Assigned Numbers Authority (IANA) RegistriesR. Housley, Ed., O. Kolkman, Ed. · obsoleted by RFC 8720 | Informational | April 2015 |
| 7127 | Characterization of Proposed StandardsO. Kolkman, S. Bradner, S. Turner | Best Current Practice | January 2014 |
| 6950 | Architectural Considerations on Application Features in the DNSJ. Peterson, O. Kolkman, H. Tschofenig, B. Aboba | Informational | October 2013 |
| 6912 | Principles for Unicode Code Point Inclusion in Labels in the DNSA. Sullivan, D. Thaler, J. Klensin, O. Kolkman | Informational | April 2013 |
| 6781 | DNSSEC Operational Practices, Version 2O. Kolkman, W. Mekking, R. Gieben | Informational | December 2012 |
| 6635 | RFC Editor Model (Version 2)O. Kolkman, Ed., J. Halpern, Ed., IAB · obsoleted by RFC 8728 | Informational | June 2012 |
| 6220 | Defining the Role and Function of IETF Protocol Parameter Registry OperatorsD. McPherson, Ed., O. Kolkman, Ed., J. Klensin, Ed., G. Huston, Ed., Internet Architecture Board · obsoleted by RFC 8722 | Informational | April 2011 |
| 5741 | RFC Streams, Headers, and BoilerplatesL. Daigle, Ed., O. Kolkman, Ed., IAB · obsoleted by RFC 7841 | Informational | December 2009 |
| 5620 | RFC Editor Model (Version 1)O. Kolkman, Ed., IAB · obsoleted by RFC 6548, RFC 6635 | Informational | August 2009 |
| 4641 | DNSSEC Operational PracticesO. Kolkman, R. Gieben · obsoleted by RFC 6781 | Informational | September 2006 |
| 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 |