HTTP Response Headers Inspector
Check HTTP status codes (200, 301, 404), server technologies, compression, and security headers (CSP, HSTS).
HTTP Response for britannica.com
HTTP/1.1 403 Forbidden| Header Field | Value |
|---|---|
| Status | HTTP/1.1 403 Forbidden |
| Server | awselb/2.0, cloudflare |
| Date | Sun, 04 Oct 2026 12:23:46 GMT, Sun, 04 Oct 2026 12:23:46 GMT |
| Content-Type | text/html, text/html; charset=UTF-8 |
| Content-Length | 134, 5664 |
| Connection | close, close |
| Location | https://www.britannica.com:443/ |
| 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-3ZTWTVa9MRYuPKmqP2heqt' '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' |
| 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="a45428e5dd32f43e" |
| X-Content-Type-Options | nosniff |
| X-Frame-Options | SAMEORIGIN |
| set-cookie | __cf_bm=97wW7iqnvh7XWpdIKrDibNt8z72zz8CjozT3IgizbWw-1791116626.8594472-1.0.1.1-HwBOM2upYWx5Y7UVKVlYs8pWFeP8pe_6ejbAe9xfFT0NGGKGOKFCeNWj4pwee3D5883.fiGhKhqYG9p0_TPsd.HbIM53uN8pGGR1dHKXPgxMRHPNtV76Cc90_wN_n.hn; HttpOnly; SameSite=None; Secure; Path=/; Domain=britannica.com; Expires=Sun, 04 Oct 2026 12:53:46 GMT |
| Report-To | {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=C9%2F%2Bg0QtN5T6GIDNxh6FGtruBRD7gf28qDi3jpMcPVvK3wU0D19J8kz7VP3CfYPbFWdFVYqzcc91f5FFJNAUSddYaW5HtFKJChV3oBWBsrvdQQxo1iB86XhLxTorcwcotklSag%3D%3D"}]} |
| Nel | {"report_to":"cf-nel","success_fraction":0.01,"max_age":604800} |
| CF-RAY | a45428e5dd32f43e-DEL |
| alt-svc | h3=":443"; ma=86400 |