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 |
|---|---|---|---|
| monster.es | #3,426 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 1 more | Find emails |
| qnap.com | #3,453 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 4 more | Find emails |
| printercloud.com | #3,458 | Amazon Route 53 | Find emails |
| #30 (Tranco) |
| Find emails |
| 5 | microsoftonline.com | #38 (Tranco) | Find emails |
| nizhpharm.ru |
| #3,459 |
| Let's Encrypt, Nginx |
| Find emails |
| cloudappsecurity.com | #3,460 | Amazon Route 53, Vidyard, jQuery + 2 more | Find emails |
| gatech.edu | #3,463 | Adobe Fonts (Typekit), Bootstrap, Drupal + 10 more | Find emails |
| bahn.de | #3,467 | Akamai Bot Manager, Akamai edge/CDN, Amazon Route 53 + 1 more | Find emails |
| standard.co.uk | #3,479 | Amazon Advertising, Cloudflare, Cloudflare Bot Management + 4 more | Find emails |
| alchemer.com | #3,481 | Amazon Route 53, Cloudflare Bot Management, Cloudflare edge/CDN + 1 more | Find emails |
| proquest.com | #3,498 | Cloudflare, Cloudflare Bot Management, Cloudflare edge/CDN + 1 more | Find emails |
| scene7.com | #3,503 | — | Find emails |
| lse.ac.uk | #3,509 | Google Fonts, Sectigo, Swiper + 2 more | Find emails |
| voanews.com | #3,512 | Cloudflare, Google Tag Manager, Let's Encrypt + 1 more | Find emails |
| lonelyplanet.com | #3,520 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 3 more | Find emails |
| wetter.com | #3,522 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 4 more | Find emails |
| honeywell.com | #3,530 | Adobe Experience Cloud (Launch), Akamai mPulse, Cloudflare + 5 more | Find emails |
| archive-it.group | #3,550 | Font Awesome, Google Fonts, Let's Encrypt + 5 more | Find emails |
| br.de | #3,562 | DigiCert | Find emails |
| amnesty.org | #3,563 | Amazon Route 53, Cloudflare Bot Management, Cloudflare edge/CDN + 4 more | Find emails |
| mynavi.jp | #3,566 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 7 more | Find emails |
| gm.com | #3,567 | Adobe Experience Cloud (Launch), Akamai Bot Manager, Akamai edge/CDN + 6 more | Find emails |
| uga.edu | #3,575 | Amazon (ACM), Amazon CloudFront, Google Tag Manager | Find emails |
| tubemogul.com | #3,580 | Fastly, New Relic, PHP + 2 more | Find emails |
| avg.com | #3,585 | Adobe Experience Cloud (Launch), Adobe Target, Akamai Edge DNS + 9 more | Find emails |
| tinypass.com | #3,599 | Cloudflare, Cloudflare Bot Management, Cloudflare edge/CDN + 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 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 →