108,582 of the 1,000,000 top sites in our Tranco top-1M census run Microsoft 365 (10.9%). 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 |
|---|---|---|---|
| funnelcockpit.com | #49,282 | Cloudflare, Cloudflare Bot Management, Cloudflare Turnstile + 7 more | Find emails |
| destinilocators.com | #49,283 | 6sense, All in One SEO, Amazon Route 53 + 17 more | Find emails |
| nissan.biz | #49,284 | Akamai edge/CDN, DigiCert | Find emails |
| #30 (Tranco) |
| Find emails |
| 5 | microsoftonline.com | #38 (Tranco) | Find emails |
| uniud.it | #49,285 | Bootstrap, Let's Encrypt, Matomo + 4 more | Find emails |
| legimi.pl | #49,286 | ASP.NET, Adyen, Bootstrap + 9 more | Find emails |
| trivago.es | #49,290 | Akamai Bot Manager, Akamai Edge DNS, Akamai edge/CDN + 3 more | Find emails |
| kaznu.kz | #49,320 | Microsoft IIS | Find emails |
| rtl.hr | #49,324 | Cloudflare, Didomi, DigiCert + 7 more | Find emails |
| arlingtonva.us | #49,326 | ASP.NET, Akamai edge/CDN, Akamai mPulse + 8 more | Find emails |
| ono.ac.il | #49,354 | Bootstrap, Cloudflare, Elementor + 10 more | Find emails |
| scan.co.uk | #49,356 | AB Tasty, Awin, ClickTale (Contentsquare) + 9 more | Find emails |
| aapt.com.au | #49,357 | Azure API Management, Cloudflare edge/CDN, Google Tag Manager + 2 more | Find emails |
| unlimitedhorizon.co.uk | #49,365 | Google Analytics, jQuery, jQuery UI | Find emails |
| pens.com | #49,367 | AB Tasty, Amazon (ACM), Amazon CloudFront + 6 more | Find emails |
| itaka.pl | #49,383 | Cloudflare, Cloudflare edge/CDN, Google Analytics + 4 more | Find emails |
| mhcarnegie.com | #49,401 | Cloudflare, Let's Encrypt, Squarespace | Find emails |
| ratsit.se | #49,412 | Azure API Management, Cloudflare, Cloudflare Turnstile + 3 more | Find emails |
| uclan.ac.uk | #49,418 | Astro, Azure DNS, Fathom + 3 more | Find emails |
| monoprice.com | #49,422 | Cloudflare, Cloudflare Bot Management, Cloudflare Turnstile + 2 more | Find emails |
| tombola.co.uk | #49,439 | Cloudflare, Cloudflare Web Analytics, Cloudflare edge/CDN + 4 more | Find emails |
| brreg.no | #49,446 | Azure DNS, Bootstrap, Nginx + 4 more | Find emails |
| magenta.at | #49,452 | Bootstrap, DoubleClick (Google Ads), Font Awesome + 7 more | Find emails |
| puce.edu.ec | #49,453 | Amazon Route 53, Apache, DigiCert + 5 more | Find emails |
| prawo.pl | #49,456 | DigiCert, Nuxt.js, OneTrust + 1 more | Find emails |
| minnstate.edu | #49,457 | Azure DNS, Bootstrap, D3.js + 8 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 1,000,000-domain Tranco top-1M census (run top1m-2026-08-25-full-v2), snapshot August 25, 2026. Directional, not exhaustive — fully custom or bundled stacks under-detect. Methodology →