Check your security headers for free
Verify your website security headers: HSTS, CSP, X-Frame-Options, Referrer-Policy, Permissions-Policy, and SSL/TLS certificate. Instant analysis.
Free, no signup60-second scan
What we check
HTTPS and HSTS configuration
Content-Security-Policy quality
X-Frame-Options and clickjacking protection
Referrer-Policy and Permissions-Policy
SSL/TLS protocol and cipher strength
Certificate validity and expiry
How it works
Our security checker inspects your live server response headers and TLS configuration. We check for HTTPS enforcement, HSTS (with max-age and includeSubDomains validation), Content-Security-Policy quality, X-Content-Type-Options, X-Frame-Options, Referrer-Policy, Permissions-Policy, COOP, SSL/TLS protocol version, cipher strength, and certificate validity.
Continuous monitoring
Want to see how this score changes every week?
Turn on Monitoring and get automatic alerts when something changes. Connect Search Console and GA4 to see the real traffic impact.
21-day free trial · Cancel before day 22 at no charge