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 |
|---|---|---|---|
| efrontier.com | #66,600 | — | Find emails |
| pilkington.com | #66,607 | Amazon (ACM), Bootstrap, jQuery + 1 more | Find emails |
| ah.be | #66,622 | Akamai Bot Manager, Akamai Edge DNS, Google Analytics + 3 more | Find emails |
| #30 (Tranco) |
| Find emails |
| 5 | microsoftonline.com | #38 (Tranco) | Find emails |
| trinet.com |
| #66,623 |
| Cloudflare, Contentstack, Google Tag Manager + 7 more |
| Find emails |
| cnsc.gov.co | #66,626 | Azure DNS | Find emails |
| discountdomains.co.nz | #66,632 | Font Awesome, Google Fonts, Google Tag Manager + 4 more | Find emails |
| wilsonlearning.com | #66,637 | Bootstrap, Cloudflare Bot Management, Cloudflare edge/CDN + 12 more | Find emails |
| skyscanner.com.mx | #66,648 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 | Find emails |
| krones.com | #66,654 | DigiCert, Google Tag Manager, PHP + 1 more | Find emails |
| sdncommunications.com | #66,666 | Adobe Fonts (Typekit), Google Analytics, Google Tag Manager + 3 more | Find emails |
| monster.ie | #66,670 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 1 more | Find emails |
| grida.no | #66,676 | Google Analytics, Google Tag Manager, Hotwire Turbo + 6 more | Find emails |
| gannett.com | #66,680 | Cloudflare Bot Management, Cloudflare edge/CDN, Google Fonts + 9 more | Find emails |
| upjs.sk | #66,681 | Google Analytics, Google Fonts, Google Tag Manager + 3 more | Find emails |
| mjbizdaily.com | #66,694 | Cloudflare, Cloudflare edge/CDN, Google Trust Services | Find emails |
| santcugat.cat | #66,700 | Cloudflare | Find emails |
| aosom.it | #66,701 | Akamai mPulse, Amazon Route 53, Google Analytics + 4 more | Find emails |
| btc.bw | #66,708 | DigiCert, Font Awesome, Google Fonts + 7 more | Find emails |
| nexxt.com | #66,709 | Google Fonts, Google Identity Services, Google Tag Manager + 2 more | Find emails |
| mirusaustralia.com | #66,716 | Amazon Route 53, Cloudflare edge/CDN, Google Tag Manager + 6 more | Find emails |
| sovendus.com | #66,722 | ConsentMo, Framer, Google Fonts + 2 more | Find emails |
| hanes.com | #66,737 | CSC (Digital Brand Services), DataDome, DigiCert + 1 more | Find emails |
| burda-forward.de | #66,740 | AOS, Bootstrap, Font Awesome + 6 more | Find emails |
| supersoluce.com | #66,744 | Cloudflare, Drupal, Font Awesome + 5 more | Find emails |
| snl24.com | #66,749 | Cloudflare, Google Analytics, Google Fonts + 4 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 →