HTTP Response Headers Inspector
Check HTTP status codes (200, 301, 404), server technologies, compression, and security headers (CSP, HSTS).
HTTP Response for claude.ai
HTTP/1.1 403 Forbidden| Header Field | Value |
|---|---|
| Status | HTTP/1.1 403 Forbidden |
| Date | Wed, 07 Oct 2026 02:06:43 GMT |
| Content-Type | text/html; charset=UTF-8 |
| Content-Length | 5634 |
| 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-mk1romRXQ7xBneAnqXNjiL' '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="a469591eccb03029" |
| X-Content-Type-Options | nosniff |
| X-Frame-Options | SAMEORIGIN |
| set-cookie | __cf_bm=Tr_dCBgo.YqN73xiLnvKbshKpCHYN3b4h5ABZrvCJpQ-1791338803.0075228-1.0.1.1-uc4PYF6Pp6cIWq7iJ.ioqXbMyKP8OZcJLAQaERNZ0qzLEfR49ER8QTo4vX2i0CifjF5tbafMKp.hL7ySjJpk4FDXz8zWG5ULethexd5.dUvHcCsRa5rYSau2tgHJQyUJ; HttpOnly; SameSite=None; Secure; Path=/; Domain=claude.ai; Expires=Wed, 07 Oct 2026 02:36:43 GMT |
| CF-RAY | a469591eccb03029-DEL |
| alt-svc | h3=":443"; ma=86400 |