🔍 DNS & Email Security Scanner

Perform DNS lookups and analyze SPF, DKIM, DMARC, BIMI, MTA-STS, TLS-RPT & DANE records for email security assessment.

100% Client-Side via DoH API

Tip

New to email security? SPF, DKIM, and DMARC are the three core DNS records that protect a domain from email spoofing and phishing. This tool queries them all in one scan — enter any domain to see its security posture. Press ? for all keyboard shortcuts.
Quick scan:
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No DNS records yet

Enter a domain above and click Scan Domain to query DNS records.