Is the Security Headers Checker free to use?

Yes. The Security Headers Checker on Scrawl is 100% free. There is no login, no credit card, and no usage cap.

Do I need to install anything to use the Security Headers Checker?

No. The Security Headers Checker runs entirely in your browser. Just open the page, paste your URL or data, and get instant results.

Does Scrawl store the URLs I submit?

Scrawl does not store submitted URLs beyond the request needed to return your result. See our Privacy Policy for details.

Security Headers Checker — Grade & Fix HTTP Headers

Audit HTTP security headers and get a letter grade. Copy ready-made Apache, Nginx, and Cloudflare config snippets to fix issues fast. Free and instant.

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