RFC 9164 · PROPOSED STANDARD · 2021
SUN · 14 JUN 2026
Concise Binary Object Representation Tags for IPv4 and IPv6 Addresses and Prefixes
Overview
RFC 9164, “Concise Binary Object Representation Tags for IPv4 and IPv6 Addresses and Prefixes”, is a Proposed Standard document published in December 2021 by M. Richardson, C. Bormann. The canonical text is published by the RFC Editor.
Abstract
This specification defines two Concise Binary Object Representation (CBOR) tags for use with IPv6 and IPv4 addresses and prefixes.
What “Proposed Standard” means
An entry-level standards-track specification: stable, peer-reviewed and a solid basis for implementation, though it may still evolve before becoming an Internet Standard.
Read this RFC
The canonical text of RFC 9164 is hosted at rfc-editor.org. Available in HTML,TXT,PDF,XML.
Other RFCs from 2021
- RFC 9165 Additional Control Operators for the Concise Data Definition Language
- RFC 9162 Certificate Transparency Version 2.0
- RFC 9167 Registry Maintenance Notification for the Extensible Provisioning Protocol
- RFC 9160 Export of MPLS Segment Routing Label Type Information in IP Flow Information Export
- RFC 9159 IPv6 Mesh over BLUETOOTH Low Energy Using the Internet Protocol Support Profile
- RFC 9169 New ASN.1 Modules for the Evidence Record Syntax
- RFC 9158 Update to the Object Identifier Registry for the PKIX Working Group
- RFC 9170 Long-Term Viability of Protocol Extension Mechanisms