Clarifications to the DNS Specification
This document considers some areas that have been identified as problems with the specification of the Domain Name System, and proposes remedies for the defects identified. [STANDARDS-TRACK]
This document is current and has been amended. 7 later RFCs have changed part of it. Nothing on the RFC itself tells you this.
- RFC 2535: Domain Name System Security Extensions
- RFC 4033: DNS Security Introduction and Requirements
- RFC 4034: Resource Records for the DNS Security Extensions
- RFC 4035: Protocol Modifications for the DNS Security Extensions
- RFC 4343: Domain Name System (DNS) Case Insensitivity Clarification
- RFC 5452: Measures for Making DNS More Resilient against Forged Answers
- RFC 8767: Serving Stale Data to Improve DNS Resiliency
Normative requirements
Every sentence in this RFC carrying an RFC 2119 keyword, with the section it came from. 1 must, 0 should, 0 may.
3 Terminology
- MUSTThis memo does not use the oft used expressions MUST, SHOULD, MAY, or their negative forms.