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 |
|---|---|---|---|
| tyomarkkinatori.fi | #60,804 | Cookiebot | Find emails |
| tapo.com | #60,810 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 3 more | Find emails |
| article19.org | #60,815 | Cloudflare, Cloudflare edge/CDN, Google Trust Services | Find emails |
| #30 (Tranco) |
| Find emails |
| 5 | microsoftonline.com | #38 (Tranco) | Find emails |
| #60,822 |
| Cloudflare, Cloudflare Bot Management, Cloudflare edge/CDN + 1 more |
| Find emails |
| howdens.com | #60,835 | Akamai Bot Manager, Akamai mPulse, Convert + 4 more | Find emails |
| bandel-online.de | #60,853 | Google Analytics, Google Tag Manager, Kameleoon + 1 more | Find emails |
| stiebel-eltron.de | #60,882 | GSAP, Swiper, Usercentrics + 2 more | Find emails |
| austral.edu.ar | #60,884 | Azure DNS, DigiCert, Font Awesome + 5 more | Find emails |
| bancoguayaquil.com | #60,888 | Astro, DigiCert, Google Tag Manager + 1 more | Find emails |
| tekniikkatalous.fi | #60,901 | Amazon (ACM), Amazon API Gateway, Amazon CloudFront + 3 more | Find emails |
| ashford.com | #60,915 | Azure DNS, Cloudflare edge/CDN, Global-e + 7 more | Find emails |
| drmax.sk | #60,931 | Cloudflare, Cloudflare Bot Management, Cloudflare edge/CDN + 1 more | Find emails |
| oo-software.com | #60,941 | Google Analytics, Google Tag Manager, Nginx + 4 more | Find emails |
| pestana.com | #60,957 | Azure DNS, Fastly, Google Tag Manager + 3 more | Find emails |
| taogroup.com | #60,959 | Fastly, Let's Encrypt, New Relic + 6 more | Find emails |
| alkomprar.com | #60,965 | Algolia, Amazon Route 53, Bootstrap + 5 more | Find emails |
| awwa.org | #60,979 | Cloudflare Bot Management, Cloudflare edge/CDN, CookieYes + 7 more | Find emails |
| epiroc.com | #60,981 | Adobe Experience Cloud (Launch), Amazon CloudFront, CSC (Digital Brand Services) + 8 more | Find emails |
| kiabi.it | #60,984 | DataDome, Fastly, Google Cloud DNS + 1 more | Find emails |
| lucidcars.io | #60,988 | Amazon Route 53 | Find emails |
| lupus.org | #60,991 | Adobe Fonts (Typekit), Drupal, Fastly + 3 more | Find emails |
| clarosports.com | #61,001 | Amazon (ACM), Amazon Advertising, Amazon CloudFront + 6 more | Find emails |
| clickworker.com | #61,008 | Cloudflare, Cloudflare edge/CDN, WordPress + 2 more | Find emails |
| tucsonaz.gov | #61,021 | Akamai mPulse, Google Fonts, Let's Encrypt + 4 more | Find emails |
| tanguay.ca | #61,027 | Amazon (ACM), New Relic, PHP + 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 →