NETWORK & INFRASTRUCTURE
Inspect all response headers. Grade security: HSTS, CSP, X-Frame-Options, caching, server info. A+ to F.
This free tool gives you an instant, accurate reading of your site — the same signal class used in our full Technical Audit. Every check runs against live data, and nothing here requires an account.
Tip: run the related checks below on the same URL, then finish with a full Technical Audit for the complete picture across SEO, performance, security, accessibility, and AI Readiness.
Trace the full redirect path of any URL. Find chains, loops, 302s, and HTTP-to-HTTPS issues that hurt SEO.
Core Web Vitals (LCP, INP, CLS) and optimization opportunities via Google PageSpeed Insights.
Check SSL certificate validity, TLS version, cipher strength, and expiration. Instant security grade A+ to F.
The next useful step
Bring the result to a PageLens walkthrough and leave with a clear plan for improving how AI search describes your brand.