# Diagnose inbound DNS for a domain (/api-reference/domains/diagnose-inbound-dns-for-a-domain)

Runs live DNS checks for inbound email readiness (MX correctness, apex CNAME collision, and common DNS blocklists for the Novu mail host). Returns structured issues with plain-language fixes.

{/* This file was generated by scripts\/generate-docs.mjs. Do not edit this file directly. Regenerate with pnpm run build:docs. */}

<APIPage document={"content/openapi/novu-spec.json"} operations={[{"path":"/v1/domains/{domain}/diagnose","method":"post"}]} webhooks={[]} hasHead={false} />