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 |
|---|---|---|---|
| thirteen.org | #34,916 | AWS WAF, Amazon (ACM), Amazon CloudFront + 1 more | Find emails |
| apus.edu | #34,920 | Azure API Management, Azure DNS, Bootstrap + 9 more | Find emails |
| prospects.ac.uk | #34,924 | ASP.NET, Bootstrap, Cloudflare Bot Management + 7 more | Find emails |
| #30 (Tranco) |
| Find emails |
| 5 | microsoftonline.com | #38 (Tranco) | Find emails |
| atpress.ne.jp | #34,927 | Google Cloud, Google Tag Manager, Google Trust Services + 4 more | Find emails |
| unionleader.com | #34,945 | Blockthrough, Google Fonts, Google Tag Manager + 6 more | Find emails |
| adhese.com | #34,950 | Adobe Fonts, Adobe Fonts (Typekit), Amazon Route 53 + 4 more | Find emails |
| webglobe.com | #34,952 | Cookiebot, DigiCert, Google Fonts + 6 more | Find emails |
| pbssocal.org | #34,976 | Amazon (ACM), Amazon CloudFront, DoubleClick (Google Ads) + 6 more | Find emails |
| mastersportal.com | #34,981 | Cloudflare, Cloudflare Bot Management, Cloudflare edge/CDN + 1 more | Find emails |
| paginasamarillas.es | #34,987 | Amazon Route 53, Imperva | Find emails |
| hawksearch.com | #34,993 | AWS Lambda, Amazon Route 53, Cloudflare edge/CDN + 14 more | Find emails |
| wlwt.com | #34,998 | Amazon Advertising, Amazon Route 53, Casale Media + 15 more | Find emails |
| debijenkorf.nl | #35,001 | Cloudflare, Cloudflare Bot Management, Cloudflare Turnstile + 2 more | Find emails |
| vishay.com | #35,002 | AOS, Azure DNS, DigiCert + 14 more | Find emails |
| geely.com | #35,005 | Alibaba Cloud DNS, Consentmanager.net, Google Analytics + 4 more | Find emails |
| ad-hoc-news.de | #35,013 | Bootstrap, Font Awesome, Google AdSense + 8 more | Find emails |
| mediatradecraft.com | #35,022 | Cloudflare Bot Management, Cloudflare edge/CDN, Divi + 8 more | Find emails |
| ing.be | #35,039 | Akamai Bot Manager, Akamai Edge DNS, Akamai edge/CDN | Find emails |
| magna.com | #35,048 | AppNexus, Azure Front Door, DigiCert + 8 more | Find emails |
| comm100.io | #35,049 | — | Find emails |
| aramex.com | #35,052 | ASP.NET, Akamai Bot Manager, Akamai edge/CDN + 8 more | Find emails |
| analyticsvidhya.com | #35,054 | Bootstrap, Cloudflare, Cloudflare Web Analytics + 17 more | Find emails |
| trivago.com.br | #35,061 | Akamai Edge DNS, Fastly, Next.js + 2 more | Find emails |
| pressgazette.co.uk | #35,063 | Amazon Route 53, Fastly, Let's Encrypt + 6 more | Find emails |
| messe-stuttgart.de | #35,075 | DigiCert, Google Tag Manager, Nginx + 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 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 →