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Website Security Grade Checker

Enter any URL. Get an A–F security report card in seconds — HTTPS, HSTS, CSP, TLS certificate, cookie flags, exposed repos and more. Free, no signup.

Passive scan only — we read public headers and DNS. Nothing is attacked or modified. 10 scans per hour per visitor.

Running 10 security checks…

Want the full audit, not just the grade?

A written $99 security checkup: 7-layer review, clear PDF action plan in 2–3 business days. No calls, no jargon.

Get the $99 full audit →

This tool performs passive, read-only checks (HTTP headers, TLS certificate, public DNS, /.git/HEAD reachability). It is not a penetration test and does not guarantee your site is secure. For a complete review, get the written audit above.