RFC 9718 · INFORMATIONAL · 2025

DNSSEC Trust Anchor Publication for the Root Zone

Overview

RFC 9718, “DNSSEC Trust Anchor Publication for the Root Zone”, is an Informational document published in January 2025 by J. Abley, J. Schlyter, G. Bailey, P. Hoffman. It obsoletes RFC 7958. The canonical text is published by the RFC Editor.

Abstract

The root zone of the global Domain Name System (DNS) is cryptographically signed using DNS Security Extensions (DNSSEC).

In order to obtain secure answers from the root zone of the DNS using DNSSEC, a client must configure a suitable trust anchor. This document describes the format and publication mechanisms IANA uses to distribute the DNSSEC trust anchors.

This document obsoletes RFC 7958.

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

What “Informational” means

Published for the general information of the community. It does not define an IETF standard and carries no standards-track status.

Read this RFC

The canonical text of RFC 9718 is hosted at rfc-editor.org. Available in HTML,TXT,PDF,XML.

Relationships to other RFCs
This RFC obsoletes
RFC 7958
Other RFCs from 2025

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