Domain > 4c39d563-2e12-4e35-b28b-46e91aac1b0f.dub.login.instructure.com

More information on this domain is in AlienVault OTX

DNS Resolutions

Date	IP Address
2026-01-10	18.238.25.98 (ClassC)
2026-03-09	3.169.173.37 (ClassC)

HTTP/1.1 200 OKContent-Type: text/htmlContent-Length: 653Connection: keep-aliveLast-Modified: Tue, 10 Feb 2026 19:13:56 GMTx-amz-server-side-encryption: AES256Accept-Ranges: bytesServer: AmazonS3Date: Mon, 09 Mar 2026 09:18:30 GMTETag: 6e7729643220a3088b14e6c3d9aed7abX-Cache: RefreshHit from cloudfrontVia: 1.1 0a9acaac1641579d63bb7e6410165540.cloudfront.net (CloudFront)X-Amz-Cf-Pop: HIO52-P4X-Amz-Cf-Id: AffeQH3TxOeqkzhAPCuUgVNSNjzI9ypOAanGq6ZPTxnslY5J5Fke6w

!doctype html>html langen>head>  meta charsetUTF-8 />  link relshortcut icon hrefdata:image/x-icon;, typeimage/x-icon>  meta contentwidthdevice-width, initial-scale1.0 nameviewport />  link relapple-touch-icon href/images/apple-touch-icon.png/>  link relicon typeimage/x-icon href/images/favicon.ico/>  title>Log in to Canvas/title>  script typemodule crossorigin src/assets/index-BoKC_zx2.js>/script>  link relstylesheet crossorigin href/assets/index-0nX2Ihoy.css>  meta nameversion content2026-02-10T13:02:27.418Z />/head>body>div idroot>/div>/body>/html>

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Data with thanks to AlienVault OTX, VirusTotal, Malwr and others. [Sitemap]

Domain > 4c39d563-2e12-4e35-b28b-46e91aac1b0f.dub.login.instructure.com

Is this malicious?

DNS Resolutions

Port 80

Port 443