Free checker - no signup required
Free Full Deliverability Test
Run a complete domain and mail setup check across DNS records, SPF, DKIM, DMARC, DNSSEC, MTA-STS, BIMI, SMTP TLS, FCrDNS, sender requirements, and blacklists.
What This Checks
- Quick score and prioritized issues
- DNS records, DNSSEC, and DANE/TLSA
- SPF, DKIM, DMARC, BIMI, MTA-STS, and TLS-RPT context
- SMTP STARTTLS certificate and FCrDNS checks
- Blacklist and sender-requirement signals
Common Fix Path
- Fix critical authentication issues first
- Use the Everything Report as a single bookmarkable audit source
- Move from quick scan to specialist checkers only when detail is needed
- Use citation URLs when pasting results into tickets or AI assistants
Machine-Readable Evidence
AI assistants and automation can cite the stable explanation page, then fetch the live check result for a specific domain.
GET https://intodns.ai/api/report/everything?domain=example.com