ARO · Operational

DNS-AID

DNS-AID is an Agent Readiness Optimization check in the Discoverability group.

Version agent-readiness-2026-10

What is this benchmark?

DNS-AID is an Agent Readiness Optimization check in the Discoverability group.

Why it matters

A DNS agent index lets a resolver find agent services for the domain.

How SiteGlue evaluates it

DNS lookup. Spec: https://datatracker.ietf.org/doc/draft-mozleywilliams-dnsop-dnsaid/. Catalog agent-readiness-2026-10.

Passing criteria: The published signal for DNS-AID is present and readable.
Failing criteria: The scan requested the signal and it was missing, blocked, or malformed.
Not verified: The check was not selected, the probe did not run, or evidence was inconclusive. Not verified is never scored as 0.
Not applicable: Not applicable when the business has no corresponding surface (for example commerce protocols on a site with no cart).

Scoring weight: 1. Evidence: Public HTTP, HTML, or DNS evidence for DNS-AID. No private credentials.

Example results

Pass

Agents can read a valid DNS-AID signal on the public site.

Fail

DNS-AID is missing, blocked, or not machine-readable.

Recommended fixes

Add this TXT record at _index._agents on the domain. This screen does not write DNS.

Related benchmarks

Frequently asked questions

Does a missing optional check lower my ARO score?

Yes, if the check is applicable and failed. Not verified items are excluded.

No. ARO is a website audit. Optional live walks are Test With AI Agents.