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 |
|---|---|---|---|
| primaryarms.com | #71,289 | Akamai Bot Manager, Akamai edge/CDN, Cloudflare + 2 more | Find emails |
| avinor.no | #71,295 | Cloudflare edge/CDN, Google Trust Services | Find emails |
| aosom.co.uk | #71,298 | Akamai mPulse, Amazon Route 53, Google Analytics + 4 more | Find emails |
| #30 (Tranco) |
| Find emails |
| 5 | microsoftonline.com | #38 (Tranco) | Find emails |
| timessquarenyc.org |
| #71,304 |
| Adobe Fonts (Typekit), Cloudflare edge/CDN, Google Analytics + 8 more |
| Find emails |
| tcu.ac.jp | #71,318 | Amazon CloudFront, Google Analytics, Google Tag Manager + 1 more | Find emails |
| fortunewins.com | #71,321 | Cloudflare, Cloudflare edge/CDN, Font Awesome + 6 more | Find emails |
| cinematheque.fr | #71,325 | Google Tag Manager, Let's Encrypt, Matomo + 2 more | Find emails |
| fox13memphis.com | #71,348 | Google Fonts, Google Tag Manager, Google Trust Services + 3 more | Find emails |
| wholesomeyum.com | #71,357 | Cloudflare, Cloudflare edge/CDN, ConsentMo + 7 more | Find emails |
| rose-hulman.edu | #71,361 | Adobe Fonts (Typekit), Amazon Route 53, Google Tag Manager | Find emails |
| asr.nl | #71,374 | Cloudflare, DigiCert, Dynatrace + 4 more | Find emails |
| gol24.pl | #71,395 | Cloudflare, Cloudflare edge/CDN, Google AdSense + 5 more | Find emails |
| konnektu.ru | #71,399 | Nginx, WordPress | Find emails |
| reevoo.com | #71,400 | AOS, Amazon Route 53, Cloudflare Bot Management + 7 more | Find emails |
| statsforspotify.com | #71,406 | Cloudflare, Cloudflare edge/CDN, Google Analytics + 2 more | Find emails |
| ving.se | #71,407 | DigiCert, styled-components | Find emails |
| nexon.net | #71,419 | Akamai Edge DNS, Amazon CloudFront, DigiCert + 3 more | Find emails |
| ums.edu.my | #71,425 | Sectigo | Find emails |
| 1doc.com.br | #71,438 | Amazon CloudFront, Amazon Route 53, Google Analytics + 2 more | Find emails |
| woodies.ie | #71,440 | Cloudflare, Cloudflare edge/CDN, Google Trust Services | Find emails |
| alexanderstreet.com | #71,458 | Adobe Fonts (Typekit), Cloudflare, Cloudflare edge/CDN + 2 more | Find emails |
| cancer.org.au | #71,474 | Cloudflare, Google Tag Manager, Let's Encrypt + 3 more | Find emails |
| mizuno.com.br | #71,475 | Amazon CloudFront, Azure DNS, Let's Encrypt + 1 more | Find emails |
| zra.org.zm | #71,478 | Azure DNS | Find emails |
| simplytoimpress.com | #71,480 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 5 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 →