108,582 of the 1,000,000 top sites in our Tranco top-1M census run Microsoft 365 (10.9%). 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 |
|---|---|---|---|
| comwave.net | #38,749 | AOS, Apache, Bootstrap + 13 more | Find emails |
| ecco.ru | #38,762 | Diginetica, Font Awesome, Google Tag Manager + 9 more | Find emails |
| adminbyrequest.com | #38,775 | All in One SEO, Cloudflare Bot Management, Cloudflare edge/CDN + 8 more | Find emails |
| #30 (Tranco) |
| Find emails |
| 5 | microsoftonline.com | #38 (Tranco) | Find emails |
| anytimefitness.com | #38,781 | AWS Lambda, Amazon Route 53, Cloudflare edge/CDN + 7 more | Find emails |
| livelo.com.br | #38,783 | Akamai Bot Manager, Akamai Edge DNS, Akamai edge/CDN + 8 more | Find emails |
| fnac.pt | #38,785 | Akamai Edge DNS, DataDome, Sectigo | Find emails |
| royalacademy.org.uk | #38,792 | Cloudflare, Cloudflare Bot Management, Cloudflare Turnstile + 2 more | Find emails |
| cnhind.com | #38,807 | — | Find emails |
| pnp.co.za | #38,811 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 4 more | Find emails |
| safelite.com | #38,813 | ASP.NET, Amazon (ACM), Amazon CloudFront + 11 more | Find emails |
| iqoo.com | #38,821 | Cloudflare edge/CDN, DigiCert, Google Analytics + 4 more | Find emails |
| boyner.com.tr | #38,829 | Cloudflare, Cloudflare Bot Management, Cloudflare Turnstile + 2 more | Find emails |
| property.com.au | #38,830 | Akamai edge/CDN, DigiCert, Kasada | Find emails |
| elpasotimes.com | #38,833 | Amazon Advertising, Confiant, Criteo + 7 more | Find emails |
| technavio.com | #38,847 | Amazon Route 53, Apache, Bootstrap + 9 more | Find emails |
| csupueblo.edu | #38,848 | Bootstrap, DataTables, Font Awesome + 9 more | Find emails |
| squeezely.tech | #38,851 | Cloudflare, Cloudflare Bot Management, Cloudflare edge/CDN + 2 more | Find emails |
| diageo.com | #38,858 | Adobe Fonts (Typekit), Bootstrap, CSC (Digital Brand Services) + 14 more | Find emails |
| kb.nl | #38,866 | Ahrefs Analytics, Cloudflare edge/CDN, Drupal + 2 more | Find emails |
| uef.fi | #38,868 | Cloudflare edge/CDN, ConsentMo, Cookie Information + 5 more | Find emails |
| dukehealth.org | #38,869 | Azure DNS, Azure Front Door, ConsentMo + 3 more | Find emails |
| battlefields.org | #38,882 | Adobe Fonts (Typekit), Algolia, Amazon Route 53 + 18 more | Find emails |
| uplandsoftware.com | #38,883 | Amazon Route 53, Cloudflare Bot Management, Cloudflare edge/CDN + 12 more | Find emails |
| stream.ne.jp | #38,887 | — | Find emails |
| tous.com | #38,893 | AB Tasty, Akamai Edge DNS, 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 1,000,000-domain Tranco top-1M census (run top1m-2026-08-25-full-v2), snapshot August 25, 2026. Directional, not exhaustive — fully custom or bundled stacks under-detect. Methodology →