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Ensure your website is safe for visitors and search engines. Our free website security tools analyze your SSL/TLS certificates, grade your HTTP security headers (CSP, HSTS), trace redirect chains to prevent hijacking, and scan for mixed content vulnerabilities. A secure site is essential for both user trust and SEO rankings.
Check if your website SSL certificate is valid and secure
Inspect all HTTP response headers
Grade your security headers (CSP, HSTS, X-Frame, etc.)
Trace the full redirect chain from URL to final destination
View and analyze a site's robots.txt file
Find insecure HTTP resources on HTTPS pages
Audit cookies, tracking scripts, and GDPR compliance signals