Web Server
891 of the 1,000,000 top sites in our Tranco top-1M census run Kestrel (0.1%). The default cross-platform web server built into ASP.NET Core. Detection is homepage-level HTML/header fingerprinting, so a site can run Kestrel on other pages without it showing here.
| # | Domain | Global traffic rank | Contacts |
|---|---|---|---|
| 1 | msn.com | #61 (Tranco) | Find emails |
| 2 | accor.com | #2,642 (Tranco) | Find emails |
| 3 | similarweb.com | #3,937 (Tranco) | Find emails |
| 4 | 365scores.com |
| Site | Tranco rank | Also detected | Contacts |
|---|---|---|---|
| msn.com | #61 | Akamai edge/CDN, Azure DNS, NS1 + 2 more | Find emails |
| accor.com | #2,642 | Amazon CloudFront, Azure API Management, BugHerd + 12 more | Find emails |
| similarweb.com | #3,937 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 6 more | Find emails |
| #4,252 (Tranco) |
| Find emails |
| 5 | covers.com | #5,805 (Tranco) | Find emails |
| 365scores.com |
| #4,252 |
| Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 3 more |
| Find emails |
| covers.com | #5,805 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 4 more | Find emails |
| zakon.kz | #6,752 | Cloudflare, Google Tag Manager, Sectigo + 1 more | Find emails |
| dnacdn.net | #6,788 | DigiCert | Find emails |
| cuisineaz.com | #8,273 | Google Analytics, Let's Encrypt, Varnish | Find emails |
| myna.go.jp | #8,786 | Amazon (ACM), Amazon Route 53 | Find emails |
| kantimehealth.net | #9,429 | ASP.NET, Bootstrap, Font Awesome + 5 more | Find emails |
| sayouth.mobi | #9,982 | Cloudflare, Let's Encrypt | Find emails |
| msn.cn | #10,769 | Akamai edge/CDN, Azure DNS, Webpack + 1 more | Find emails |
| chipotle.com | #11,630 | Adobe Experience Cloud (Launch), Amazon Route 53, Bootstrap + 18 more | Find emails |
| ing.com | #12,151 | Akamai Edge DNS, BlueConic, BugHerd + 4 more | Find emails |
| mstea.ms | #12,418 | Azure DNS | Find emails |
| fuse.net | #13,772 | ASP.NET, Azure API Management, Drupal + 10 more | Find emails |
| jetsmart.com | #15,253 | Azure API Management, DigiCert, DoubleClick (Google Ads) + 10 more | Find emails |
| metrics-bunny.net | #15,790 | Let's Encrypt | Find emails |
| avads.net | #16,198 | Google Trust Services, GoDaddy | Find emails |
| pge.com | #16,860 | Adobe Audience Manager, Adobe Experience Cloud (Launch), Adobe Target + 32 more | Find emails |
| dukeupress.edu | #17,598 | Azure API Management, Bootstrap, Font Awesome + 9 more | Find emails |
| chelseafc.com | #19,701 | Amazon Route 53, Azure API Management, Cloudinary + 10 more | Find emails |
| vlex.com | #20,169 | ASP.NET, Amazon (ACM), Amazon CloudFront + 8 more | Find emails |
| cuisineactuelle.fr | #20,324 | Google Analytics, Google Tag Manager, Varnish | Find emails |
| asic.gov.au | #20,713 | Amazon (ACM), Amazon CloudFront, Campaign Monitor + 4 more | Find emails |
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 29, 2026. Directional, not exhaustive — fully custom or bundled stacks under-detect. Methodology →