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 |
|---|---|---|---|
| ilgiornaledivicenza.it | #61,985 | Font Awesome, Google AdSense, Google Publisher Tag + 4 more | Find emails |
| blackduck.com | #61,992 | Cloudflare Bot Management, Cloudflare edge/CDN, Cloudinary + 9 more | Find emails |
| obelink.de | #62,007 | Cloudflare, Cloudflare edge/CDN, Google Trust Services + 3 more | Find emails |
| #30 (Tranco) |
| Find emails |
| 5 | microsoftonline.com | #38 (Tranco) | Find emails |
| roompot.nl | #62,016 | Adobe Fonts (Typekit), Akamai Edge DNS, Feefo + 7 more | Find emails |
| withsecure.com | #62,021 | Akamai Edge DNS, Akamai edge/CDN, DigiCert + 3 more | Find emails |
| naacpldf.org | #62,023 | Bootstrap, Cloudflare, Cloudflare edge/CDN + 17 more | Find emails |
| 99brands.com | #62,025 | Cloudflare, Cloudflare Web Analytics, Cloudflare edge/CDN + 7 more | Find emails |
| vogue.pl | #62,040 | Cloudflare, Cloudflare edge/CDN, Google Trust Services | Find emails |
| webce.com | #62,042 | ASP.NET, Cloudflare, Cloudflare Web Analytics + 4 more | Find emails |
| unlocktool.net | #62,047 | Cloudflare, Cloudflare edge/CDN, Google Trust Services | Find emails |
| carlcare.com | #62,084 | Amazon Route 53, DigiCert, Google Analytics + 3 more | Find emails |
| suncountry.com | #62,101 | Azure DNS, Google Fonts, Imperva + 2 more | Find emails |
| frontline.net | #62,107 | Cloudflare edge/CDN, Google Analytics, Google Tag Manager + 4 more | Find emails |
| cvkeskus.ee | #62,115 | New Relic, PHP, Sectigo + 1 more | Find emails |
| apcfss.in | #62,126 | Amazon (ACM), Amazon CloudFront, Bootstrap + 4 more | Find emails |
| visi.com | #62,128 | AOS, Bootstrap, Cloudflare + 11 more | Find emails |
| jobijoba.com | #62,129 | Google Tag Manager, Let's Encrypt, imgix + 1 more | Find emails |
| cke.gov.pl | #62,132 | Bootstrap, Font Awesome, Google Analytics + 5 more | Find emails |
| tapmad.com | #62,134 | Amazon (ACM), Cloudflare, Next.js + 2 more | Find emails |
| waldos.com.mx | #62,139 | Fastly, Let's Encrypt, New Relic + 1 more | Find emails |
| parismatch.be | #62,141 | Amazon Route 53, Google Tag Manager, Let's Encrypt + 1 more | Find emails |
| enea.com | #62,153 | Axios, Cloudflare Bot Management, Cloudflare edge/CDN + 6 more | Find emails |
| maerskline.com | #62,154 | Akamai Bot Manager, Akamai Edge DNS, Google Tag Manager + 1 more | Find emails |
| chance.cz | #62,173 | Cloudflare, Cloudflare Bot Management, Cloudflare edge/CDN + 2 more | Find emails |
| fressnapf.de | #62,193 | DigiCert, Nuxt.js, Vue.js | 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 →