https://app.knowbase.one/vault/rfc/docid/392
RFC9120: Nameservers for the Address and Routing Parameter Area ("arpa") Domain
Internet Architecture Board (IAB) K. Davies Request for Comments: 9120 J. Arkko Updates: 3172 October 2021 Category: Informational ISS...
https://app.knowbase.one/vault/rfc/docid/6367
RFC5855: Nameservers for IPv4 and IPv6 Reverse Zones
Internet Engineering Task Force (IETF) J. Abley Request for Comments: 5855 T. Manderson BCP: 155 ICANN Category: Best Current Practice May 2010 IS...