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 |
|---|---|---|---|
| itscom.jp | #69,581 | — | Find emails |
| wa-k12.net | #69,583 | — | Find emails |
| sereduc.com | #69,592 | Akamai mPulse, Bootstrap, DigiCert + 5 more | Find emails |
| zonacero.com |
| #30 (Tranco) |
| Find emails |
| 5 | microsoftonline.com | #38 (Tranco) | Find emails |
| #69,593 |
| Drupal, Google AdSense, Google Analytics + 6 more |
| Find emails |
| paris-turf.com | #69,596 | Cloudflare, Cloudflare edge/CDN, Google Trust Services | Find emails |
| nuerburgring.de | #69,599 | DigiCert, Google Analytics, Google Maps + 3 more | Find emails |
| greenwichtime.com | #69,616 | Fastly, Google Publisher Tag, New Relic + 4 more | Find emails |
| k-rauta.ee | #69,620 | Cloudflare, Cloudflare edge/CDN, Let's Encrypt | Find emails |
| sftravel.com | #69,628 | Cloudflare Bot Management, Cloudflare edge/CDN, Google Trust Services | Find emails |
| timify.com | #69,638 | Amazon (ACM), Amazon Route 53, Google Tag Manager + 4 more | Find emails |
| placetopay.com | #69,640 | Amazon (ACM), Cloudflare, Swiper + 2 more | Find emails |
| mitsubishi-motors.co.id | #69,641 | Azure DNS, Next.js, Sectigo + 1 more | Find emails |
| auditoria.gov.co | #69,648 | — | Find emails |
| iso-group.com | #69,652 | ASP.NET, Bootstrap, DigiCert + 5 more | Find emails |
| finavia.fi | #69,656 | Cloudflare edge/CDN, ConsentMo, Drupal + 1 more | Find emails |
| gep.com | #69,661 | Amazon CloudFront, DigiCert, Drupal + 4 more | Find emails |
| worldgbc.org | #69,662 | AOS, Amazon Route 53, Bootstrap + 10 more | Find emails |
| actu-environnement.com | #69,663 | Google Analytics, Google Tag Manager, Sectigo + 2 more | Find emails |
| antyradio.pl | #69,670 | Adobe Fonts (Typekit), Criteo, DigiCert + 7 more | Find emails |
| zenga.hu | #69,672 | Azure DNS, Google Fonts, Let's Encrypt | Find emails |
| kabu.com | #69,677 | Cloudflare, Cloudflare edge/CDN, DigiCert + 5 more | Find emails |
| megatone.net | #69,689 | Bootstrap, DigiCert, Google Tag Manager + 2 more | Find emails |
| rithmic.com | #69,698 | Sectigo | Find emails |
| nas.edu | #69,702 | Akamai Edge DNS, Akamai edge/CDN, Fastly + 2 more | Find emails |
| dracoon.cloud | #69,708 | Amazon Route 53 | 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 →