104,545 of the 965,200 top sites in our Tranco top-1M census run Microsoft 365 (10.8%). Microsoft's subscription suite of productivity apps and services, including Exchange Online email hosting. Detection is homepage-level HTML/header fingerprinting, so a site can run Microsoft 365 on other pages without it showing here.
| # | Domain | Global traffic rank | Contacts |
|---|---|---|---|
| 1 | microsoft.com | #6 (Tranco) | Find emails |
| 2 | azure.com | #26 (Tranco) | Find emails |
| 3 | github.com | #29 (Tranco) | Find emails |
| 4 | bing.com |
| Site | Tranco rank | Also detected | Contacts |
|---|---|---|---|
| lendingtree.com | #11,930 | Amazon Route 53, Cloudflare Bot Management, Cloudflare edge/CDN + 2 more | Find emails |
| trade.gov | #11,942 | Akamai Edge DNS, ConsentMo, CrazyEgg + 8 more | Find emails |
| airarabia.com | #11,951 | Amazon Route 53, DigiCert, Google Analytics + 4 more | Find emails |
| #30 (Tranco) |
| Find emails |
| 5 | microsoftonline.com | #38 (Tranco) | Find emails |
| dtu.dk | #11,999 | Google Tag Manager | Find emails |
| nic.icu | #12,000 | Google Trust Services, Next.js, YouTube + 1 more | Find emails |
| soumu.go.jp | #12,002 | Azure DNS, Google Fonts, OpenResty + 2 more | Find emails |
| komonews.com | #12,004 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 6 more | Find emails |
| counterpath.com | #12,013 | Cloudflare Bot Management, Cloudflare edge/CDN, Font Awesome + 5 more | Find emails |
| stuttgarter-zeitung.de | #12,031 | Amazon (ACM), Amazon CloudFront, Google Identity Services | Find emails |
| gastecnologia.com.br | #12,037 | Amazon Route 53 | Find emails |
| skeepers.io | #12,064 | Cloudflare, Cloudflare Bot Management, Cloudflare edge/CDN + 1 more | Find emails |
| uem.mz | #12,072 | Font Awesome, Google Tag Manager, Let's Encrypt + 1 more | Find emails |
| printix.net | #12,076 | Amazon Route 53, Cookiebot, Google Fonts + 4 more | Find emails |
| ksl.com | #12,078 | ConsentMo, Google Cloud DNS, OneTrust | Find emails |
| tasteofhome.com | #12,084 | Amazon Advertising, Cloudflare, Cloudflare Bot Management + 12 more | Find emails |
| wiz.world | #12,091 | Adobe Experience Cloud (Launch), Amazon Route 53, Let's Encrypt + 1 more | Find emails |
| gatesfoundation.org | #12,101 | Cloudflare, Cloudflare edge/CDN, Google Trust Services + 2 more | Find emails |
| brother.co.jp | #12,103 | Amazon CloudFront, DigiCert, Google AdSense + 2 more | Find emails |
| openwave.ai | #12,108 | AOS, Cloudflare Bot Management, Cloudflare edge/CDN + 6 more | Find emails |
| cambiumnetworks.com | #12,122 | Bootstrap, Cloudflare, Cloudflare Bot Management + 10 more | Find emails |
| mailjet.com | #12,125 | Cloudflare Bot Management, Cloudflare edge/CDN, Let's Encrypt + 2 more | Find emails |
| angelone.in | #12,126 | AppsFlyer, Cloudflare, Cloudflare edge/CDN + 8 more | Find emails |
| bath.ac.uk | #12,134 | Foundation, Google Fonts, Google Tag Manager + 6 more | Find emails |
| myflorida.com | #12,140 | Amazon (ACM), Amazon CloudFront, Google Analytics + 3 more | Find emails |
| kodak.com | #12,142 | DigiCert, Google Tag Manager, Nuxt.js + 2 more | Find emails |
Showing the first 10,000matches — add a filter to narrow.
From the Crawlora Website Tech Stack Dataset, a homepage-level fingerprint of a 965,200-domain Tranco top-1M census (run top1m-2026-08-20-full), snapshot August 21, 2026. Directional, not exhaustive — fully custom or bundled stacks under-detect. Methodology →