HTTP Response Headers Inspector

Check HTTP status codes (200, 301, 404), server technologies, compression, and security headers (CSP, HSTS).

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HTTP Response for sourceforge.net

HTTP/1.1 403 Forbidden
Header Field Value
Status HTTP/1.1 403 Forbidden
Date Mon, 05 Oct 2026 13:20:46 GMT
Content-Type text/html; charset=UTF-8
Content-Length 5725
Connection close
Accept-Ch Sec-CH-UA-Bitness, Sec-CH-UA-Arch, Sec-CH-UA-Full-Version, Sec-CH-UA-Mobile, Sec-CH-UA-Model, Sec-CH-UA-Platform-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Platform, Sec-CH-UA, UA-Bitness, UA-Arch, UA-Full-Version, UA-Mobile, UA-Model, UA-Platform-Version, UA-Platform, UA
Cf-Mitigated challenge
Content-Security-Policy default-src 'none'; script-src 'nonce-eDxLdLgL2FhMiQdYYGKX1u' 'unsafe-eval' https://challenges.cloudflare.com; script-src-attr 'none'; style-src 'unsafe-inline'; img-src 'self' https://challenges.cloudflare.com; connect-src 'self' https://challenges.cloudflare.com; frame-src 'self' https://challenges.cloudflare.com blob:; child-src 'self' https://challenges.cloudflare.com blob:; worker-src blob:; form-action http: https:; base-uri 'self'
Server cloudflare
Critical-Ch Sec-CH-UA-Bitness, Sec-CH-UA-Arch, Sec-CH-UA-Full-Version, Sec-CH-UA-Mobile, Sec-CH-UA-Model, Sec-CH-UA-Platform-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Platform, Sec-CH-UA, UA-Bitness, UA-Arch, UA-Full-Version, UA-Mobile, UA-Model, UA-Platform-Version, UA-Platform, UA
Cross-Origin-Embedder-Policy require-corp
Cross-Origin-Opener-Policy same-origin
Cross-Origin-Resource-Policy same-origin
Origin-Agent-Cluster ?1
Permissions-Policy accelerometer=(),camera=(),clipboard-read=(),clipboard-write=(),geolocation=(),gyroscope=(),hid=(),magnetometer=(),microphone=(),payment=(),publickey-credentials-get=(),screen-wake-lock=(),serial=(),sync-xhr=(),usb=(),xr-spatial-tracking=*
Referrer-Policy same-origin
Server-Timing chlray;desc="a45cb9c199462141"
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
set-cookie __cf_bm=r4oPXLO0jdA8_0RV_6wI.FvaxPmIKJ0LEbnP1edhcE0-1791206446.3364673-1.0.1.1-MHNeTN2z1w213ZoXPty_7UOaYdkbU5HLAhltARS26PchExVD.LliFDJG57Vf8FDRKXRJSkYbG_qaQQpoLFjg.V8ggqM4uEuJzZVL_xLlORNdBdxIZWhq_lte_jjk4Dyk; HttpOnly; SameSite=None; Secure; Path=/; Domain=sourceforge.net; Expires=Mon, 05 Oct 2026 13:50:46 GMT
CF-RAY a45cb9c199462141-DEL
alt-svc h3=":443"; ma=86400