What does the HTTP header check tool do?

It inspects your website’s server response headers, including security headers and response codes, to ensure proper configuration.

How do I check HSTS with this tool?

The tool displays the presence and details of the HSTS header so you can verify it is active and configured correctly.

Why are HTTP response codes important?

Response codes indicate whether a page loaded successfully or encountered errors like 404 or 500, helping diagnose site issues.

Can I use this tool to check any website’s headers?

Yes, it supports all public websites regardless of platform or server.

What security headers should I always have?

Essential headers include HSTS, X-Frame-Options, Content Security Policy, and X-Content-Type-Options to protect your site from common attacks.

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HTTP Header Check

Easily check your website’s HTTP headers including security headers, HSTS status, and response codes with our online header checker tool to improve site security and performance.

HTTP Header Check

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