Security headers test
Reads your site’s HTTP response headers, grades HSTS, CSP, cookie attributes and version disclosure, and gives you a ready-to-use configuration for every gap.
Other tests
SSL/TLS check
Certificate chain, protocols, weak ciphers.
Email security check
SPF, DKIM and DMARC: can someone send fake email in your name?
External surface discovery
Your subdomains that show up in public records.