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 |
|---|---|---|---|
| pttavm.com | #14,366 | Cloudflare, Cloudflare Bot Management, Cloudflare Web Analytics + 2 more | Find emails |
| statesman.com | #14,373 | Fastly, Google Publisher Tag, Let's Encrypt + 5 more | Find emails |
| cogentco.com | #14,377 | Bootstrap, Font Awesome, Google Fonts + 5 more | Find emails |
| #30 (Tranco) |
| Find emails |
| 5 | microsoftonline.com | #38 (Tranco) | Find emails |
| ahram.org.eg | #14,382 | Cloudflare, Cloudflare edge/CDN, Sectigo | Find emails |
| turhost.com | #14,384 | Cloudflare, Cloudflare Bot Management, Cloudflare edge/CDN | Find emails |
| theiet.org | #14,400 | Adobe Fonts (Typekit), Google Fonts, Imperva | Find emails |
| betway.com | #14,405 | Cloudflare, Cloudflare edge/CDN, Google Trust Services + 3 more | Find emails |
| nic.cfd | #14,412 | Google Trust Services, Next.js, YouTube + 1 more | Find emails |
| hasbro.com | #14,413 | Google Tag Manager, Imperva, Next.js + 2 more | Find emails |
| laprovence.com | #14,426 | Cloudflare Bot Management, Cloudflare edge/CDN, Google Fonts + 7 more | Find emails |
| proxibid.com | #14,429 | Amazon Route 53, Google Analytics, Google Optimize + 7 more | Find emails |
| gasbuddy.com | #14,444 | Amazon Advertising, Amazon Route 53, Cloudflare Bot Management + 7 more | Find emails |
| successfactors.com | #14,445 | Adobe Target, Akamai Bot Manager, DigiCert + 4 more | Find emails |
| wallstreet-online.de | #14,448 | Let's Encrypt | Find emails |
| boehringer-ingelheim.com | #14,465 | Imperva | Find emails |
| scitation.org | #14,470 | Let's Encrypt | Find emails |
| dow.com | #14,472 | Adobe Experience Cloud (Launch), Akamai Edge DNS, Akamai mPulse + 5 more | Find emails |
| wmich.edu | #14,473 | Adobe Fonts (Typekit), Drupal, Fastly + 8 more | Find emails |
| ofcom.org.uk | #14,477 | Cloudflare edge/CDN, Google Trust Services | Find emails |
| shopcider.com | #14,479 | Amazon Route 53, Cloudflare Bot Management, Cloudflare edge/CDN + 1 more | Find emails |
| bancolombia.com | #14,518 | Amazon CloudFront, Dynamic Yield, Dynatrace + 4 more | Find emails |
| dnv.com | #14,531 | Cloudflare, Cloudflare edge/CDN, Font Awesome + 3 more | Find emails |
| fgv.br | #14,541 | ConsentMo, DigiCert, Drupal + 1 more | Find emails |
| cas.cz | #14,552 | Bootstrap, Font Awesome, Modernizr + 4 more | Find emails |
| wm.com | #14,558 | Amazon CloudFront, Cloudflare Bot Management, Cloudflare edge/CDN + 10 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 →