📋 Inspect Headers
Enter a URL above.

How It Works

We send an HTTP HEAD request to the specified URL from our Cloudflare edge server and capture all response headers. This reveals the server's configuration without downloading the full page body.

Frequently Asked Questions

What are HTTP headers?
HTTP headers are metadata sent with every HTTP request and response. They contain information about the content type, caching policy, security settings, server software, cookies, and much more.
What security headers should I look for?
Important security headers include: Content-Security-Policy (CSP), Strict-Transport-Security (HSTS), X-Frame-Options, X-Content-Type-Options, X-XSS-Protection, and Referrer-Policy.