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 |
|---|---|---|---|
| plos.org | #1,089 | Cloudflare, Cloudflare Bot Management, Cloudflare edge/CDN + 7 more | Find emails |
| yale.edu | #1,103 | Drupal, Fastly, Font Awesome + 7 more | Find emails |
| clarin.com | #1,113 | ASP.NET, Cloudflare, Cloudflare Bot Management + 5 more | Find emails |
| #30 (Tranco) |
| Find emails |
| 5 | microsoftonline.com | #38 (Tranco) | Find emails |
| sahibinden.com |
| #1,115 |
| Cloudflare Bot Management, Cloudflare Web Analytics, Cloudflare edge/CDN + 1 more |
| Find emails |
| jstor.org | #1,116 | Django, Envoy, Fastly + 4 more | Find emails |
| psychologytoday.com | #1,119 | Amazon (ACM), Amazon Route 53, CookieYes + 4 more | Find emails |
| vivo.com | #1,124 | DigiCert, Google Analytics, Google Tag Manager + 3 more | Find emails |
| lanacion.com.ar | #1,126 | Akamai mPulse, Amazon Advertising, Amazon Route 53 + 7 more | Find emails |
| warnerbros.com | #1,128 | Amazon (ACM), Amazon CloudFront, Google Tag Manager + 1 more | Find emails |
| amd.com | #1,131 | Akamai Bot Manager, Akamai Edge DNS, Akamai mPulse + 6 more | Find emails |
| jw.org | #1,168 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 | Find emails |
| psu.edu | #1,171 | Amazon (ACM), Amazon CloudFront, Contentful + 5 more | Find emails |
| kicker.de | #1,172 | AWS WAF, Amazon CloudFront, Amazon Route 53 + 1 more | Find emails |
| vnexpress.net | #1,185 | Google Analytics, Google Publisher Tag, Google Tag Manager | Find emails |
| spankbang.com | #1,192 | Cloudflare, Cloudflare Bot Management, Cloudflare edge/CDN + 1 more | Find emails |
| rightmove.co.uk | #1,212 | Fastly, Google Cloud DNS, Google Tag Manager + 3 more | Find emails |
| cnnbrasil.com.br | #1,223 | Azure DNS, Google Tag Manager, Let's Encrypt + 4 more | Find emails |
| ynet.co.il | #1,226 | Akamai Bot Manager, Akamai Edge DNS, DigiCert + 6 more | Find emails |
| bilibili.tv | #1,233 | Citrix NetScaler, Google Cloud DNS, Google Publisher Tag + 1 more | Find emails |
| gazzetta.it | #1,234 | Google Publisher Tag, Google Tag Manager, Krux (Salesforce Audience Studio) + 2 more | Find emails |
| livescore.com | #1,235 | Adobe Experience Cloud (Launch), AppsFlyer, Contentful + 6 more | Find emails |
| parklogic.com | #1,237 | Font Awesome, Google Fonts, Let's Encrypt + 10 more | Find emails |
| idealista.com | #1,244 | Amazon Route 53, DataDome, Let's Encrypt | Find emails |
| businesswire.com | #1,246 | Akamai Bot Manager, Akamai Edge DNS, DigiCert + 6 more | Find emails |
| merkur.de | #1,268 | Google Tag Manager, Let's Encrypt, Nginx + 1 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 →