RFC 7871: Client Subnet in DNS Queries

This document describes an Extension Mechanisms for DNS (EDNS0) option that is in active use to carry information about the network that originated a DNS…

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Outgoing relationships (15 related RFCs)

Normative reference — RFC 2119: Key words for use in RFCs to Indicate Requirement Levels
Normative reference — RFC 1035: Domain names - implementation and specification
Normative reference — RFC 1034: Domain names - concepts and facilities
Normative reference — RFC 4033: DNS Security Introduction and Requirements
Normative reference — RFC 1918: Address Allocation for Private Internets
Normative reference — RFC 4034: Resource Records for the DNS Security Extensions
Normative reference — RFC 4035: Protocol Modifications for the DNS Security Extensions
Normative reference — RFC 1700: Assigned Numbers
Normative reference — RFC 4193: Unique Local IPv6 Unicast Addresses
Normative reference — RFC 6891: Extension Mechanisms for DNS (EDNS(0))
Normative reference — RFC 6890: Special-Purpose IP Address Registries
Normative reference — RFC 6177: IPv6 Address Assignment to End Sites
Informative reference — RFC 2663: IP Network Address Translator (NAT) Terminology and Considerations
Informative reference — RFC 2308: Negative Caching of DNS Queries (DNS NCACHE)
Informative reference — RFC 7719: DNS Terminology

Incoming relationships (9 related RFCs)

Normatively referenced by — RFC 9460: Service Binding and Parameter Specification via the DNS (SVCB and HTTPS Resource Records)
Normatively referenced by — RFC 8932: Recommendations for DNS Privacy Service Operators
Informatively referenced by — RFC 8310: Usage Profiles for DNS over TLS and DNS over DTLS
Informatively referenced by — RFC 9230: Oblivious DNS over HTTPS
Informatively referenced by — RFC 7971: Application-Layer Traffic Optimization (ALTO) Deployment Considerations
Informatively referenced by — RFC 8165: Design Considerations for Metadata Insertion
Informatively referenced by — RFC 8804: Content Delivery Network Interconnection (CDNI) Request Routing Extensions
Informatively referenced by — RFC 8906: A Common Operational Problem in DNS Servers: Failure to Communicate
Informatively referenced by — RFC 9726: Operational Considerations for Use of DNS in Internet of Things (IoT) Devices