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 |
|---|---|---|---|
| osakagas.co.jp | #71,490 | Amazon Route 53 | Find emails |
| bolanarede.pt | #71,494 | Bunny Fonts, Cloudflare, Cloudflare edge/CDN + 8 more | Find emails |
| carlsberggroup.com | #71,496 | Cloudflare Bot Management, Cloudflare edge/CDN, Google Trust Services + 4 more | Find emails |
| #30 (Tranco) |
| Find emails |
| 5 | microsoftonline.com | #38 (Tranco) | Find emails |
| accordiagolf.com | #71,498 | Amazon (ACM), Amazon CloudFront, Google Fonts + 4 more | Find emails |
| betsson.it | #71,499 | Cloudflare, Cloudflare edge/CDN, Google Trust Services | Find emails |
| toyota.it | #71,508 | Adobe Experience Cloud (Launch), Azure DNS, Datadog + 5 more | Find emails |
| haarlemsdagblad.nl | #71,514 | Cloudflare, Cloudflare Bot Management, Cloudflare edge/CDN + 1 more | Find emails |
| filmmakers.eu | #71,543 | Amazon Route 53, Let's Encrypt, Ruby on Rails | Find emails |
| museumsvictoria.com.au | #71,546 | Cloudflare, Cloudflare edge/CDN, Google Trust Services | Find emails |
| ochnik.com | #71,559 | Astro, Cloudflare, Cloudflare edge/CDN + 1 more | Find emails |
| lotro.com | #71,560 | Adobe Fonts (Typekit), Akamai Edge DNS, DigiCert + 1 more | Find emails |
| santalolla.com.br | #71,567 | Amazon CloudFront, Amazon Route 53, Google Tag Manager + 8 more | Find emails |
| fmv.com | #71,583 | Akamai Edge DNS, Akamai mPulse, Cloudflare Web Analytics + 7 more | Find emails |
| nextavenue.org | #71,603 | Cloudflare, Cloudflare edge/CDN, Google AdSense + 9 more | Find emails |
| grommr.com | #71,606 | ASP.NET, Cloudflare, Cloudflare edge/CDN + 4 more | Find emails |
| kotaksecurities.com | #71,609 | Akamai Edge DNS, Amazon CloudFront, Next.js + 2 more | Find emails |
| wedbush.com | #71,616 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 9 more | Find emails |
| trivago.ca | #71,619 | Akamai Bot Manager, Akamai Edge DNS, Akamai edge/CDN + 3 more | Find emails |
| canalplus.fr | #71,622 | — | Find emails |
| cccis.com | #71,629 | Cloudflare Bot Management, Cloudflare edge/CDN, Google Tag Manager + 6 more | Find emails |
| trenord.it | #71,631 | Akamai Edge DNS, Akamai mPulse, Let's Encrypt + 3 more | Find emails |
| adopt.com | #71,634 | AB Tasty, Adobe Fonts (Typekit), Cloudflare + 9 more | Find emails |
| qnet.net | #71,646 | Cloudflare, Cloudflare edge/CDN, Font Awesome + 5 more | Find emails |
| aec.at | #71,649 | Bootstrap, Cloudflare, Font Awesome + 5 more | Find emails |
| ultimo.net | #71,651 | Azure DNS | 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 →