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 |
|---|---|---|---|
| whatcounts.com | #68,911 | Amazon (ACM) | Find emails |
| ispionline.it | #68,912 | Font Awesome, Google Fonts, Google Tag Manager + 8 more | Find emails |
| cava.com | #68,914 | Amazon Route 53, Cloudflare Bot Management, Cloudflare edge/CDN + 1 more | Find emails |
| #30 (Tranco) |
| Find emails |
| 5 | microsoftonline.com | #38 (Tranco) | Find emails |
| dosb.de |
| #68,919 |
| Cloudflare, Cloudflare edge/CDN, Google Trust Services + 3 more |
| Find emails |
| sonysonpo.co.jp | #68,920 | Adobe Experience Cloud (Launch), Akamai Bot Manager, Akamai Edge DNS + 4 more | Find emails |
| thestudiodirector.com | #68,926 | Cloudflare, Cloudflare Bot Management, Cloudflare edge/CDN + 7 more | Find emails |
| rightworks.com | #68,927 | AB Tasty, Google Tag Manager, Let's Encrypt + 5 more | Find emails |
| asthmaandlung.org.uk | #68,930 | Drupal, Fastly, Google Tag Manager + 7 more | Find emails |
| securitycouncilreport.org | #68,932 | Cloudflare Bot Management, Cloudflare edge/CDN, Font Awesome + 7 more | Find emails |
| chicco.it | #68,943 | Akamai mPulse, Bootstrap, Cloudflare Bot Management + 11 more | Find emails |
| add.org | #68,966 | Foundation, Google Fonts, Leaflet + 6 more | Find emails |
| its.co.uk | #68,969 | BigCommerce, Bootstrap, Cloudflare Bot Management + 12 more | Find emails |
| ate.info | #68,979 | — | Find emails |
| gsmpunt.nl | #68,989 | Google Analytics, Google Tag Manager, PHP + 2 more | Find emails |
| nugs.net | #68,990 | Amazon Route 53, Amplitude, Cloudflare edge/CDN + 7 more | Find emails |
| ralphlauren.co.jp | #68,998 | Adobe Experience Cloud (Launch), Akamai Bot Manager, Cloudflare + 10 more | Find emails |
| sulzer.com | #69,001 | Azure DNS, DigiCert, Google Tag Manager + 1 more | Find emails |
| sbisecurities.in | #69,002 | Akamai Edge DNS, Akamai mPulse, Bootstrap + 9 more | Find emails |
| episcopalchurch.org | #69,025 | Sucuri | Find emails |
| academie-francaise.fr | #69,041 | DigiCert, Drupal, Google Analytics + 1 more | Find emails |
| vijesti.ba | #69,047 | Bootstrap, Cloudflare, Cloudflare edge/CDN + 8 more | Find emails |
| bpk.go.id | #69,056 | Amazon Route 53, Cloudflare Bot Management, Cloudflare edge/CDN + 1 more | Find emails |
| kau.se | #69,066 | ConsentMo, Matomo | Find emails |
| lululemon.co.uk | #69,070 | Akamai Edge DNS, Cloudflare Bot Management, Cloudflare edge/CDN + 1 more | Find emails |
| webbeteg.hu | #69,083 | Cloudflare, Cloudflare edge/CDN, Google Tag Manager + 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 →