Domain > book.bigbear.com

More information on this domain is in AlienVault OTX

Whois

Property	Value
NameServer	NS2.UIA.NET
Created	1994-12-30 00:00:00
Changed	2014-12-29 00:00:00
Expires	2024-12-29 00:00:00
Registrar	NETWORK SOLUTIONS, L

DNS Resolutions

Date	IP Address
2024-06-04	172.67.73.128 (ClassC)
2025-10-24	104.26.5.124 (ClassC)

HTTP/1.1 403 ForbiddenDate: Fri, 24 Oct 2025 13:41:07 GMTContent-Type: text/html; charsetUTF-8Transfer-Encoding: chunkedConnection: closeaccept-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, UAcf-mitigated: challengecritical-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, UAcross-origin-embedder-policy: require-corpcross-origin-opener-policy: same-origincross-origin-resource-policy: same-originorigin-agent-cluster: ?1permissions-policy: accelerometer(),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-originserver-timing: chlray;desc9939e3d3bb29d106x-content-type-options: nosniffx-frame-options: SAMEORIGINCache-Control: private, max-age0, no-store, no-cache, must-revalidate, post-check0, pre-check0Expires: Thu, 01 Jan 1970 00:00:01 GMTReport-To: {endpoints:{url:https:\/\/a.nel.cloudflare.com\/report\/v4?sDtiIInuTZdDzXVOwTjopNhYgd0nPXRvqzjR8wiKHymSrqzzN7pZ0ZrsrxvkHDd6sP16kaj9A8m7SX%2FH1NXXaUUFOAt5lB%2FXzJrW9Jw0n2Ej3HSniqhkRZc%2BGhhzegNagc3k%3D},group:cf-nel,max_age:604800}NEL: {success_fraction:0,report_to:cf-nel,max_age:604800}speculation-rules: /cdn-cgi/speculationServer: cloudflareCF-RAY: 9939e3d3bb29d106-PDXalt-svc: h3:443; ma86400server-timing: cfL4;desc?protoTCP&rtt5589&min_rtt5564&rtt_var1611&sent4&recv6&lost0&retrans0&sent_bytes2371&recv_bytes727&delivery_rate512113&cwnd252&unsent_bytes0&cid82d5358dae400656&ts31&x0

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720px){.h2{line-height:1.5rem;font-size:1.25rem}}#challenge-error-text{background-image:url(data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIzMiIgaGVpZ2h0PSIzMiIgZmlsbD0ibm9uZSI+PHBhdGggZmlsbD0iI0IyMEYwMyIgZD0iTTE2IDNhMTMgMTMgMCAxIDAgMTMgMTNBMTMuMDE1IDEzLjAxNSAwIDAgMCAxNiAzbTAgMjRhMTEgMTEgMCAxIDEgMTEtMTEgMTEuMDEgMTEuMDEgMCAwIDEtMTEgMTEiLz48cGF0aCBmaWxsPSIjQjIwRjAzIiBkPSJNMTcuMDM4IDE4LjYxNUgxNC44N0wxNC41NjMgOS41aDIuNzgzem0tMS4wODQgMS40MjdxLjY2IDAgMS4wNTcuMzg4LjQwNy4zODkuNDA3Ljk5NCAwIC41OTYtLjQwNy45ODQtLjM5Ny4zOS0xLjA1Ny4zODktLjY1IDAtMS4wNTYtLjM4OS0uMzk4LS4zODktLjM5OC0uOTg0IDAtLjU5Ny4zOTgtLjk4NS40MDYtLjM5NyAxLjA1Ni0uMzk3Ii8+PC9zdmc+);background-repeat:no-repeat;background-size:contain;padding-left:34px}@media (prefers-color-scheme: dark){body{background-color:#222;color:#d9d9d9}}/style>meta http-equivrefresh content360>/head>body>div classmain-wrapper rolemain>div classmain-content>noscript>div classh2>span idchallenge-error-text>Enable JavaScript and cookies to continue/span>/div>/noscript>/div>/div>script>(function(){window._cf_chl_opt  {cvId: 3,cZone: book.bigbear.com,cType: managed,cRay: 9939e3d3bb29d106,cH: QS72R56GTy5bwfojunPwqycrzXUcIpdz6nf0Qri0ab4-1761313267-1.2.1.1-HveYhD2k24idBxb_5SoGOrqdy3go4o_ZPBZdVbMQvkPmxJPiO45nloo_fY9Sxxho,cUPMDTk:\/?__cf_chl_tkoOFLMy9MzhdnSzuQC4RL6md1mn1EE4HzcqLLhiajf3o-1761313267-1.0.1.1-m25gMuorjvDxek2zAPvEoumx8z5HqjEs7TsaEs3YYA0,cFPWv: g,cITimeS: 1761313267,cTplC:0,cTplV:5,cTplB: 0,fa:\/?__cf_chl_f_tkoOFLMy9MzhdnSzuQC4RL6md1mn1EE4HzcqLLhiajf3o-1761313267-1.0.1.1-m25gMuorjvDxek2zAPvEoumx8z5HqjEs7TsaEs3YYA0,md: 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Domain > book.bigbear.com

Is this malicious?

Whois

DNS Resolutions

Port 80

Port 443