HTTP Header Viewer
Retrieve and inspect HTTP response headers for any URL to aid debugging and analysis.
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This HTTP header tool sends a request to a URL and displays the response headers returned by the server, such as status code, content type, caching directives, redirection information, and security related headers. Understanding these headers is essential when debugging issues with redirects, CORS, caching behavior, content negotiation, or security policies. Developers, SEOs, and system administrators can use this viewer to confirm that servers return expected headers, that redirects chain correctly, and that performance and security recommendations are being followed. It offers a quick alternative to command line tools and browser developer consoles when you want a focused header view.