6 days ago · XML HTML Plain text Registry Included Below Assigned Internet Protocol Numbers Assigned Internet Protocol Numbers Registration Procedure (s) IESG Approval or Standards …

May 20, 2025 · Internet Protocol Version 6 Address Space Last Updated 2025-05-20 Note The IPv6 address management function was formally delegated to IANA in December 1995 …

Jun 26, 2025 · The "IPv6 Extension Header" field in the Assigned Internet Protocol Numbers registry at [IANA registry protocol-numbers] should be updated for any Protocol Number added …

Reference Updates (b) The requests in the “drafts-update-refs” queue begin at the time the RFC-Editor notifies IANA Services Operator of the RFC number assigned to a document that …

Protocol Assignments All protocol assignments are free ‣ Eligibility criteria varies, usually either open-to-all, or requires standard action to implement ‣ Some popular registries have …

To view or download individual protocol registries, navigate to the individual registries through the index below. Registry data is available for bulk retrieval via Rsync (recommended) or FTP.

6 days ago · Nevertheless, the meaning of Code field values depend upon the Type value [RFC 4443, Section 2.1]. Any specification wishing to define a previously unspecified Code …

If the proposed multicast use is for a new application or protocol for wide distribution, please describe the following: What message formats are used? What message types are used? …

Jun 18, 2025 · services that run over transport protocols such as TCP, UDP, DCCP, and SCTP. Service names are assigned on a first-come, first-served process, as documented in …

Apr 29, 2025 · The Internet Control Message Protocol (ICMP) has many messages that are identified by a "type" field.