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 |
|---|---|---|---|
| sepe.es | #32,661 | Font Awesome, Google Analytics, Google Tag Manager + 4 more | Find emails |
| aerolineas.com.ar | #32,671 | DigiCert | Find emails |
| orerve.net | #32,686 | Amazon Route 53 | Find emails |
| aetv.com |
| #30 (Tranco) |
| Find emails |
| 5 | microsoftonline.com | #38 (Tranco) | Find emails |
| #32,707 |
| Cloudinary, Fastly, Let's Encrypt + 4 more |
| Find emails |
| momence.com | #32,713 | Cloudflare, Cloudflare edge/CDN, Express + 12 more | Find emails |
| channel3000.com | #32,719 | Amazon Route 53, Google Trust Services | Find emails |
| aanda.org | #32,725 | DataDome, Let's Encrypt | Find emails |
| redbull.tv | #32,727 | Akamai edge/CDN, Akamai mPulse, Cloudinary + 3 more | Find emails |
| tecnm.mx | #32,739 | Azure DNS, Bootstrap, Cloudflare edge/CDN + 12 more | Find emails |
| lancasteronline.com | #32,742 | Cloudflare, CrazyEgg, DoubleClick (Google Ads) + 9 more | Find emails |
| vadesecure.com | #32,745 | Amazon Route 53, Cloudflare Bot Management, Cloudflare edge/CDN + 2 more | Find emails |
| lovdata.no | #32,756 | Bootstrap, Google Fonts, Let's Encrypt + 5 more | Find emails |
| elementgames.co.uk | #32,764 | Bootstrap, Cloudflare, Cloudflare edge/CDN + 11 more | Find emails |
| fact-finder.de | #32,768 | Apache, Consentmanager.net, CrazyEgg + 21 more | Find emails |
| patsnap.com | #32,770 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 12 more | Find emails |
| mol.im | #32,771 | Akamai Edge DNS, Akamai edge/CDN, DigiCert | Find emails |
| valentino.com | #32,783 | Adobe Experience Cloud (Launch), Adobe Experience Manager Edge Delivery (Helix RUM), Adyen + 13 more | Find emails |
| upscore.com | #32,787 | AOS, ASP.NET, Bootstrap + 5 more | Find emails |
| realytics.io | #32,812 | Amazon Route 53, Sectigo | Find emails |
| pcrichard.com | #32,821 | Amazon Route 53, Cloudflare edge/CDN, DigiCert + 9 more | Find emails |
| airtransat.com | #32,822 | ASP.NET, Azure API Management, Google Tag Manager + 3 more | Find emails |
| oxfordmail.co.uk | #32,838 | Amazon Advertising, Azure DNS, Azure Front Door + 11 more | Find emails |
| thepeninsulaqatar.com | #32,842 | Cloudflare, Cloudflare edge/CDN, DoubleClick (Google Ads) + 12 more | Find emails |
| mapei.com | #32,845 | Cloudflare, Cloudflare edge/CDN, DigiCert | Find emails |
| en-japan.com | #32,851 | Amazon Route 53 | 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 →