HTTP Header Analyzer
Inspect raw response headers, caching directives, server signatures, and potential information leaks.
curl -I https://example.com to fetch headersHow to Use HTTP Header Analyzer
Paste raw HTTP headers or enter a target URL.
View headers categorized by Security, Caching, and Server Info.
Flag headers that leak server software versions.
HTTP Header Analyzer runs 100% client-side in your web browser. Your data, passwords, keys, and files are processed using the Web Crypto API and never transmitted to any server. Zero telemetry, zero storage, zero cloud processing.
Frequently Asked Questions
Why should you hide the 'Server' or 'X-Powered-By' header?
Hiding version banners prevents attackers from easily fingerprinting known software vulnerabilities.
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