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 |
|---|---|---|---|
| nbc-2.com | #66,753 | Amazon Advertising, Amazon Route 53, Fastly + 6 more | Find emails |
| capetown.gov.za | #66,759 | ASP.NET, DigiCert, Google Tag Manager + 3 more | Find emails |
| iuh.edu.vn | #66,766 | DigiCert, Font Awesome, PHP + 1 more | Find emails |
| #30 (Tranco) |
| Find emails |
| 5 | microsoftonline.com | #38 (Tranco) | Find emails |
| avanade.com |
| #66,770 |
| Adobe Analytics, Adobe Audience Manager, Adobe Target + 8 more |
| Find emails |
| cantor.com | #66,782 | Cloudflare edge/CDN, DigiCert | Find emails |
| iltirreno.it | #66,804 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 5 more | Find emails |
| worldwatch.org | #66,807 | — | Find emails |
| ifac.org | #66,820 | Adobe Fonts (Typekit), Drupal, Fastly + 4 more | Find emails |
| nguyenkim.com | #66,828 | Cloudflare, Cloudflare Web Analytics, Cloudflare edge/CDN + 1 more | Find emails |
| xcite.com | #66,839 | Algolia, Amazon Route 53, Amplience + 9 more | Find emails |
| uobgroup.com | #66,843 | Adobe Experience Cloud (Launch), Akamai Edge DNS, Google Tag Manager | Find emails |
| myglo.com | #66,844 | Adobe Experience Cloud (Launch), Amazon CloudFront, DigiCert + 2 more | Find emails |
| oportun.com | #66,880 | Amplitude, Cloudflare, Cloudflare Bot Management + 6 more | Find emails |
| smn.gob.ar | #66,886 | Cloudflare, Cloudflare edge/CDN, Let's Encrypt | Find emails |
| wusf.org | #66,890 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 3 more | Find emails |
| qafqazinfo.az | #66,894 | Bootstrap, Cloudflare, Cloudflare edge/CDN + 8 more | Find emails |
| rtss.qc.ca | #66,896 | Amazon Route 53 | Find emails |
| notino.bg | #66,901 | Cloudflare, Cloudflare Bot Management, Cloudflare edge/CDN + 1 more | Find emails |
| smartschool.co.il | #66,902 | Amazon (ACM), Amazon Web Services, Cloudflare | Find emails |
| novanthealth.org | #66,904 | Cloudflare edge/CDN, Google Analytics, Google Tag Manager + 4 more | Find emails |
| hhv.de | #66,911 | Sectigo, Ruby on Rails | Find emails |
| camra.org.uk | #66,917 | Cloudflare Bot Management, Cloudflare edge/CDN, Google Trust Services | Find emails |
| tvmidtvest.dk | #66,918 | Envoy, Fastly, JW Player + 6 more | Find emails |
| aes.org | #66,923 | Cloudflare, Cloudflare Bot Management, Cloudflare edge/CDN + 5 more | Find emails |
| asahi-kasei.co.jp | #66,926 | Akamai Edge DNS, DigiCert, Fastly + 2 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 →