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Request Config
This tool uses a cloud server to fetch headers, allowing you to bypass local CORS restrictions and see exactly what the server sends.
Waiting for request...
Why check response headers?
Response headers contain critical metadata about a URL connection. You can verify redirects (301 vs 302), server types (Nginx/Apache), cache settings (Cache-Control), and security headers (HSTS, CSP) which are often invisible in standard browsers.