RFC 8109 · BEST CURRENT PRACTICE · 2017

Initializing a DNS Resolver with Priming Queries

Overview

RFC 8109, “Initializing a DNS Resolver with Priming Queries”, is a Best Current Practice document published in March 2017 by P. Koch, M. Larson, P. Hoffman. It has been obsoleted by RFC 9609 — refer to the newer document for the authoritative version. The canonical text is published by the RFC Editor.

Abstract

This document describes the queries that a DNS resolver should emit to initialize its cache. The result is that the resolver gets both a current NS Resource Record Set (RRset) for the root zone and the necessary address information for reaching the root servers.

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 8109 is hosted at rfc-editor.org. Available in TXT,HTML.

Relationships to other RFCs
Obsoleted by
RFC 9609
Other RFCs from 2017

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