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 |
|---|---|---|---|
| futuresource-consulting.com | #614,077 | DigiCert, Google Tag Manager, ZoomInfo + 1 more | Find emails |
| synchronycareers.com | #617,186 | Akamai Edge DNS, BugHerd, DigiCert + 8 more | Find emails |
| diariodeclasse.online | #618,428 | ASP.NET, Amazon (ACM), Amazon Route 53 + 3 more | Find emails |
| #4,252 (Tranco) |
| Find emails |
| 5 | covers.com | #5,805 (Tranco) | Find emails |
| lojacoty.com.br | #618,606 | Adopt, Azion, CSC (Digital Brand Services) + 7 more | Find emails |
| chipotle.ca | #619,524 | Adobe Experience Cloud (Launch), Amazon Route 53, Branch + 12 more | Find emails |
| imaginativeenterprising-intelligent.com | #619,683 | Amazon Route 53, Azure API Management | Find emails |
| stps.dk | #619,731 | Let's Encrypt, Siteimprove | Find emails |
| enterprisingoperation-7.com | #620,188 | Amazon Route 53, Azure API Management | Find emails |
| theenergyprofessor.net | #621,082 | ASP.NET, Google Analytics, Google Fonts + 3 more | Find emails |
| madtec.net | #621,467 | Bootstrap, Google Fonts, jQuery | Find emails |
| invista.com | #621,735 | Adobe Fonts (Typekit), Amazon (ACM), Amazon CloudFront + 3 more | Find emails |
| comercio.net.br | #622,454 | Amazon (ACM), Amazon Route 53 | Find emails |
| gooutdoorsidaho.com | #623,436 | Amazon (ACM), Cloudflare, Microsoft 365 | Find emails |
| innovation-7insightful.com | #627,044 | Amazon Route 53, Azure API Management, Sectigo | Find emails |
| iscaecompanhia.com.br | #628,250 | ASP.NET, Bootstrap, Font Awesome + 8 more | Find emails |
| cowboyplus.com | #629,117 | Amazon (ACM), Amazon CloudFront, Cloudflare + 3 more | Find emails |
| voceconstroi.com.br | #632,493 | Azion, Let's Encrypt | Find emails |
| eurospin-viaggi.it | #632,639 | ASP.NET, Azure API Management, DigiCert + 6 more | Find emails |
| perfumariasumire.com.br | #632,760 | Azion, Cloudflare, Let's Encrypt + 1 more | Find emails |
| tjingo.nl | #634,069 | Bootstrap, Google Fonts, Let's Encrypt + 3 more | Find emails |
| holbaek.dk | #635,077 | ASP.NET, Let's Encrypt | Find emails |
| wundo.ch | #636,288 | Bootstrap, Consentmanager.net, DigiCert + 9 more | Find emails |
| songlines.co.uk | #637,902 | ASP.NET, Adobe Fonts (Typekit), Bootstrap + 11 more | Find emails |
| tryemanagecrm.com | #641,270 | ASP.NET, AngularJS, Azure DNS + 6 more | Find emails |
| savesafe.com.tw | #642,089 | ASP.NET, Bootstrap, Font Awesome + 8 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 →