RFC 3226: DNSSEC and IPv6 A6 aware server/resolver message size requirements

This document mandates support for EDNS0 (Extension Mechanisms for DNS) in DNS entities claiming to support either DNS Security Extensions or A6 records. This…

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Outgoing relationships (2 related RFCs)

Updates — RFC 2535: Domain Name System Security Extensions
Updates — RFC 2874: DNS Extensions to Support IPv6 Address Aggregation and Renumbering

Incoming relationships (6 related RFCs)

Updated by, Normatively referenced by — RFC 4033: DNS Security Introduction and Requirements
Updated by — RFC 4034: Resource Records for the DNS Security Extensions
Updated by — RFC 4035: Protocol Modifications for the DNS Security Extensions
Normatively referenced by — RFC 8109: Initializing a DNS Resolver with Priming Queries
Normatively referenced by — RFC 9609: Initializing a DNS Resolver with Priming Queries
Informatively referenced by — RFC 3658: Delegation Signer (DS) Resource Record (RR)