RFC 7793 · BEST CURRENT PRACTICE · 2016

Adding 100.64.0.0/10 Prefixes to the IPv4 Locally-Served DNS Zones Registry

Overview

RFC 7793, “Adding 100.64.0.0/10 Prefixes to the IPv4 Locally-Served DNS Zones Registry”, is a Best Current Practice document published in May 2016 by M. Andrews. The canonical text is published by the RFC Editor.

Abstract

RFC 6598 specifies that "Reverse DNS queries for Shared Address Space addresses [100.64.0.0/10] MUST NOT be forwarded to the global DNS infrastructure."

This document formally directs IANA to add the associated zones to the "IPv4 Locally-Served DNS Zones Registry" to prevent such queries from accidentally leaking to the global DNS infrastructure.

Abstract as published in the RFC, via rfc-editor.org.

What “Best Current Practice” means

Documents the IETF community's recommended operational or procedural practice rather than a protocol specification.

Read this RFC

The canonical text of RFC 7793 is hosted at rfc-editor.org. Available in TXT,HTML.

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