Check server response of

Server response
NS records
Whois domain
Response headers
Request headers
Raw HTML code
403 Forbidden - cydn8.com
HTTP Status: 403
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])
Date: Mon, 19 May 2025 16:53:20 GMT
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
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
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=(),autoplay=(),browsing-topics=(),camera=(),clipboard-read=(),clipboard-write=(),geolocation=(),gyroscope=(),hid=(),interest-cohort=(),magnetometer=(),microphone=(),payment=(),publickey-credentials-get=(),screen-wake-lock=(),serial=(),sync-xhr=(),usb=()
referrer-policy: same-origin
server-timing: chlray;desc="94251c219f38d8d0"
x-content-type-options: nosniff
x-frame-options: SAMEORIGIN
Cache-Control: private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Expires: Thu, 01 Jan 1970 00:00:01 GMT
Report-To: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=0%2Bw%2FoihQp5NHXRBMhpA%2F3SjiBfdmUuQANpkLfEvNfoUARFa%2FwgklSxcfKG9DVFZkWnh6H7HvLpc%2BDHoB3rp%2BzuXQ%2BBcsQrOpWYoPcMwTeR6jxa21q%2BrOkSdes6hxMQZghfvheljbi74%3D"}],"group":"cf-nel","max_age":604800}
NEL: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
Server: cloudflare
CF-RAY: 94251c219f38d8d0-AMS
alt-svc: h3=":443"; ma=86400
server-timing: cfL4;desc="?proto=TCP&rtt=26941&min_rtt=26941&rtt_var=13470&sent=1&recv=3&lost=0&retrans=0&sent_bytes=0&recv_bytes=165&delivery_rate=0&cwnd=249&unsent_bytes=0&cid=0000000000000000&ts=0&x=0"

HTTP Code 403 Forbidden

403 status code indicates that access to the requested resource is denied, even with authentication.

When is Code 403 used?

  • When accessing restricted content without necessary permissions
  • When security rules block a request
  • When an IP address is banned

What does Code 403 mean for the user?

The user is informed that they do not have permission to access the resource.

GET / HTTP/1.1
Host: cydn8.com
Accept: */*
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])
<!DOCTYPE html><html lang="en-US"><head><title>Just a moment...</title><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=Edge"><meta name="robots" content="noindex,nofollow"><meta name="viewport" content="width=device-width,initial-scale=1"><style>*{box-sizing:border-box;margin:0;padding:0}html{line-height:1.15;-webkit-text-size-adjust:100%;color:#313131;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji}body{display:flex;flex-direction:column;height:100vh;min-height:100vh}.main-content{margin:8rem auto;max-width:60rem;padding-left:1.5rem}@media (width <= 720px){.main-content{margin-top:4rem}}.h2{font-size:1.5rem;font-weight:500;line-height:2.25rem}@media (width <= 720px){.h2{font-size:1.25rem;line-height:1.5rem}}#challenge-error-text{background-image:url(data:image/svg+xml;base64,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);background-repeat:no-repeat;background-size:contain;padding-left:34px}@media (prefers-color-scheme:dark){body{background-color:#222;color:#d9d9d9}}</style><meta http-equiv="refresh" content="360"></head><body><div class="main-wrapper" role="main"><div class="main-content"><noscript><div class="h2"><span id="challenge-error-text">Enable JavaScript and cookies to continue</span></div></noscript></div></div><script>(function(){window._cf_chl_opt={cvId: '3',cZone: "cydn8.com",cType: 'non-interactive',cRay: '94251c219f38d8d0',cH: 'tkl9LiBXMOB773Fu6JTWlxHL9XACP1E02Ci4V70VdyE-1747673600-1.2.1.1-_M0bKDffo8nSsSTfyof6vXgGIE7I9AImXlTQOjAYl9OaDm6ReCDYRqPREbot2Lja',cUPMDTk: "\/?__cf_chl_tk=jre7JLyDonvgQPipE2EeBN.67D12_miXsFpIYZTZRSM-1747673600-1.0.1.1-3UNkyYoz7fze9Sd1NycERTwr8r04aQcOaN5qzPM87uQ",cFPWv: 'g',cITimeS: '1747673600',cTplC: 0,cTplV: 5,cTplB: 'cf',fa: "\/?__cf_chl_f_tk=jre7JLyDonvgQPipE2EeBN.67D12_miXsFpIYZTZRSM-1747673600-1.0.1.1-3UNkyYoz7fze9Sd1NycERTwr8r04aQcOaN5qzPM87uQ",md: "Qfm.Ji1KN58D6o8a1hv3EesKCxIfy9l4VtdDLt59P4M-1747673600-1.2.1.1-UYEer8SEzN1i7m6KT1ZUtQFn1vUQjGf4k4g3OhqgpTGaoJn.hMuP1t5MoaH.nK5_76iU5LGwox.O.3PhOfjJRPNW3xSXj0jK3e8y4c0YoeyMQ0UswSCO0hnEdPK2p8Z1YE6fu7b55WqrtdfomBiL9JyCXghpa0hOZ4nN0v2pezUykTnMHUCUg1OnZfbeTe08J6ZRfrGdLXj0Nar0Za4KM7CL2eg9yFumZsyD3V7qHUiVY.BLt7VDDBWZ.7gL0TWU.q7A6aN3Sh_B_YeVf0SrKrcR_29KKX1zbr672i40v3XYEVd70I3.6XEoXcqdWBdiNnRvuzr1Mw1snOHFPus1E0dW2ZcmiMGnfjhYTyPOxee7gRM0NeAPHl64nljgWXZxOLzBFASQh2byYK5lYGF231xh8JMAL77zuop.1erOdRTGNsN0QNfxYVrPWj0leNSu12Ksghz4.MT95Vasuj0_P.JqDZFVAojBcG78pmoCy7Aj08rScr.6lpJN5f3OYsGFtLszD8OVmNwQaoJAagM.LXly5k83dvrIR9Oii8ptK.wtK32aUd042522sax2ct2ShgLsOX6fvU.v4GAli9D0YImfxtjWnVmAdaxBB4oIIwU1n.Ji.lmk5UrD1FQuaVX0NQDunzw5Axmzr.Ye6Z4eusztxdXE_1VPoey4BqZgZ14NEzTVZyUjADwhktlSTn8ykWpUDpYFpFCKNzgAS2Rzg_pnmchrJOLtTctb_DAWxAQmHVteFYu9_Hxr9oqW21UQ0cDCdugpWiH70oR5AeD_hqI9fKdhwPxuz65Ph1Q3cZaGMXCsXxOKA4OJpxc0g86JSyECqSDrzSklxouyLMllYwo1q1XCoFE9BZ99MQq.YJD0V2bQll.hd7pWTq0AsAHSfk4M_geOUqpQWQds1kwEO9UGwGdEt_xeGuupfkOkbfqY7o2vG9ln6bwqr5p.atNhuPhyFnvOZ8dOGk7l2WWYCEFljWpBqELGWJKUDi.QJT6AgM378Tez6d4NNeSIVTrTCS9bgqBcs6fSh.kGAQTy9g",mdrd: "4MJ5xqCHOb1uR4c42VPdlrkyUmgjZRja7eqqyXaipBc-1747673600-1.2.1.1-oGLdc2MM.kWNlPPEoRCl2C94SCda4_LINUxSwSylfIdRWPdECHG.4cIlHm7VwHmbn70PIufRASJj6i10iLH3_AnBFrPdI94ivIw2ty.CqzEuQVH3kn.ArzcQQ2kaaTAvokJhBBCYlGWZKpFcmqDRzKVDQhkFQb.CaUGlbMFbF.6Fw9mgRc1wViytnT9jrxyVeGlswktIA63miejAtxWmlOGKsf648cRm7e6QiLZ3v3rXe7kGUUVIJtbbz5vxo9wn46S9t5H54NFYHCMfxtfC7B3TfxTQmWoOXZ4Y5fH4MLNf.P61QFxUh.6TTvxjpq06H1VZlbyIfGoSJmk07NPZX_pMtqRDT0q3ykcz9c2CPcffqFxkiBozcqU0yDpFDinubHC_2sUKGuxI3B6tCZ_jZkPt0q_0E9VAXESwUZHWc8BG3xkb28bnqrn_IMzzASepQJKnIYRERznPeus.K1HWVhAGGpdvcWdGpgnqxo1dSx5NbYSCtPuVry4Nx2X5nHKlApdmCr8suWy4cSBHnR05tM9ASVcBZe1hXIdfsMY6rSPPU2kkdtHDx9SmevKz05joIHa1Q3N1Nu5b3qWo4LbR4179h0zRCeIyw2chaktpejgAggyaM8EABI.LCanrihkyIfGKY2tzPOBRXEnnEMbexcSKIhghUcO9IdvaJpyaPrc"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=94251c219f38d8d0';window._cf_chl_opt.cOgUHash = location.hash === '' && location.href.indexOf('#') !== -1 ? '#' : location.hash;window._cf_chl_opt.cOgUQuery = location.search === '' && location.href.slice(0, location.href.length - window._cf_chl_opt.cOgUHash.length).indexOf('?') !== -1 ? '?' : location.search;if (window.history && window.history.replaceState) {var ogU = location.pathname + window._cf_chl_opt.cOgUQuery + window._cf_chl_opt.cOgUHash;history.replaceState(null, null, "\/?__cf_chl_rt_tk=jre7JLyDonvgQPipE2EeBN.67D12_miXsFpIYZTZRSM-1747673600-1.0.1.1-3UNkyYoz7fze9Sd1NycERTwr8r04aQcOaN5qzPM87uQ" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>                               

Whois info of domain

Domain Name: CYDN8.COM
Registry Domain ID: 1902115730_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.gname.com
Registrar URL: http://www.gname.com
Updated Date: 2025-04-06T04:08:27Z
Creation Date: 2015-02-11T13:02:45Z
Registry Expiry Date: 2026-02-11T13:02:45Z
Registrar: Gname.com Pte. Ltd.
Registrar IANA ID: 1923
Registrar Abuse Contact Email: [email protected]
Registrar Abuse Contact Phone: +65.65189986
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Name Server: MARLOWE.NS.CLOUDFLARE.COM
Name Server: WESTON.NS.CLOUDFLARE.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2025-05-19T16:52:59Z <<<
For more information on Whois status codes, please visit https://icann.org/epp
NOTICE: The expiration date displayed in this record is the date the
TERMS OF USE: You are not authorized to access or query our Whois
by the following terms of use: You agree that you may use this Data only
to: (1) allow, enable, or otherwise support the transmission of mass