Free Email Security Assessment

Domain Email
Security Analysis

Comprehensive email security posture assessment. Check SPF, DKIM, DMARC, mail server security, TLS encryption, and blacklist status—all for free.

Enter a domain name without http:// or www (e.g., phishsight.com)

Mail Server Security

MX records, SMTP configuration, open relay checks

TLS Encryption

STARTTLS support, certificate validation, cipher analysis

DNS Security

SPF, DKIM, DMARC, and MTA-STS configuration