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 |
|---|---|---|---|
| royal.gov.uk | #63,245 | Cloudflare, Cloudflare edge/CDN, ConsentMo + 6 more | Find emails |
| max.com.gt | #63,248 | Amazon CloudFront, Amazon Route 53, Cloudflare edge/CDN + 6 more | Find emails |
| tafensw.edu.au | #63,266 | Amazon CloudFront, Google Fonts, Nuxt.js + 1 more | Find emails |
| #30 (Tranco) |
| Find emails |
| 5 | microsoftonline.com | #38 (Tranco) | Find emails |
| livebarn.com | #63,267 | Amazon Route 53, Cloudflare Bot Management, Cloudflare edge/CDN + 4 more | Find emails |
| uned.ac.cr | #63,274 | Bootstrap, Drupal, Font Awesome + 4 more | Find emails |
| doctorqube.com | #63,277 | jQuery | Find emails |
| adeccogroup.com | #63,290 | Let's Encrypt, Next.js, OneTrust + 2 more | Find emails |
| centerparcs.co.uk | #63,294 | Adobe Fonts (Typekit), Amazon CloudFront, Cloudflare edge/CDN + 3 more | Find emails |
| limango.com | #63,299 | Amazon Route 53, Cloudinary, Constructor.io + 6 more | Find emails |
| jib.co.th | #63,307 | AngularJS, Bootstrap, Cloudflare + 12 more | Find emails |
| banialuka.pl | #63,310 | Adobe Fonts (Typekit), Cloudflare, Cloudflare edge/CDN + 8 more | Find emails |
| astratex.cz | #63,316 | ASP.NET, Cookiebot, Google Fonts + 4 more | Find emails |
| golfbox.dk | #63,320 | Sectigo | Find emails |
| citroen.com | #63,322 | Adobe Audience Manager, Adobe Experience Cloud (Launch), Google Tag Manager + 4 more | Find emails |
| futfanatics.com.br | #63,324 | Cloudflare, Google Analytics, Let's Encrypt + 1 more | Find emails |
| biomerieux.net | #63,328 | Adobe Analytics, Adobe Experience Cloud (Launch), Fastly + 4 more | Find emails |
| halleonard.com | #63,336 | Amazon (ACM), Amazon Route 53, Google Tag Manager + 1 more | Find emails |
| kennelliitto.fi | #63,338 | Adobe Fonts (Typekit), Drupal, Google Tag Manager + 2 more | Find emails |
| bancomontepio.pt | #63,341 | AOS, DigiCert, Fastly + 5 more | Find emails |
| thebanner.com | #63,342 | Akamai mPulse, Google AdSense, Google Analytics + 8 more | Find emails |
| nsopw.gov | #63,367 | DigiCert, Drupal, Google Cloud DNS + 4 more | Find emails |
| genetsisdns.net | #63,371 | — | Find emails |
| golocal.de | #63,375 | Let's Encrypt, Matomo | Find emails |
| cyberpower.com | #63,387 | BrightEdge, Cloudflare, Google Analytics + 8 more | Find emails |
| pneustore.com.br | #63,402 | Azure DNS, Google Tag Manager, Let's Encrypt + 3 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 →