TXT Lookup

Return every TXT record for a domain, with automatic classification for SPF, DMARC, DKIM, MTA-STS, BIMI and vendor verification tokens.

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Enter a target value above or click any sample preset chip to generate real-time diagnostic output.

About the TXT Lookup Tool

The TXT Lookup tool returns every TXT record published for a domain and automatically classifies each one — SPF, DMARC, DKIM, MTA-STS, TLS-RPT, BIMI, or a vendor verification token. TXT records are the most overloaded record type in DNS: they carry email authentication policy, domain-ownership proofs for dozens of SaaS platforms, and arbitrary human-readable notes. A single misplaced or duplicated TXT can quietly break inbox delivery, invalidate a SaaS integration, or leak information about your stack.

We query Cloudflare's DoH endpoint on the edge so results are fast and consistent, then re-assemble the multi-string TXT values the DoH JSON API returns as separately quoted chunks — the same normalization step `dig +short TXT` performs on the command line. Classification is done by pattern-matching well-known prefixes (`v=spf1`, `v=DMARC1`, `v=DKIM1`, `v=STSv1`, `google-site-verification=`, `MS=`, `apple-domain-verification=`, `stripe-verification=`, and 15+ more).

Use TXT Lookup when auditing a new domain, cleaning up leftover verification tokens from decommissioned tools, hunting a rogue second SPF record that's silently failing your mail, or verifying that a vendor's TXT was published correctly to the right label. Pair with our SPF Checker, DMARC Checker and DKIM Checker for deep validation of each email-auth record.

How to use this tool
1

Enter the required value in the input field above (domain, IP, URL, or text depending on the tool).

2

Click the action button to run the check — results are computed instantly from our edge network.

3

Review the parsed output, key fields and any warnings shown in the result card.

4

Copy the result, share the page URL, or jump to a related tool from the sidebar to continue debugging.

Key features
  • Every TXT record on the apex, one query
  • Automatic classification: SPF, DMARC, DKIM, MTA-STS, BIMI, verifications
  • Detects 20+ vendor verification tokens (Google, Microsoft 365, Stripe, Apple, Meta, Adobe, OpenAI, more)
  • Correctly reassembles multi-string TXT values
  • Runs over DoH — no dig, no local resolver cache
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Frequently asked questions

Originally free-form text notes attached to a DNS name, TXT records are now the standard container for email authentication (SPF, DMARC, DKIM, MTA-STS, TLS-RPT, BIMI) and for domain-ownership proofs required by hundreds of SaaS platforms.