Web Framework
13,475 of the 1,000,000 top sites in our Tranco top-1M census run Ruby on Rails (1.3%). A server-side web application framework written in Ruby, following a convention-over-configuration philosophy. Detection is homepage-level HTML/header fingerprinting, so a site can run Ruby on Rails on other pages without it showing here.
| # | Domain | Global traffic rank | Contacts |
|---|---|---|---|
| 1 | github.com | #29 (Tranco) | Find emails |
| 2 | snapchat.com | #123 (Tranco) | Find emails |
| 3 | apache.org | #125 (Tranco) | Find emails |
| 4 | w3.org |
| Site | Tranco rank | Also detected | Contacts |
|---|---|---|---|
| biletino.com | #249,796 | ASP.NET, CleanTalk, Cloudflare + 15 more | Find emails |
| integralmedica.com.br | #249,816 | Amazon Route 53, Cloudflare edge/CDN, Google Fonts + 6 more | Find emails |
| cit-orleu.kz | #249,893 | Bootstrap, Fancybox, Let's Encrypt + 5 more | Find emails |
| #184 (Tranco) |
| Find emails |
| 5 | gov.uk | #290 (Tranco) | Find emails |
| westele.com.ua | #249,908 | Bootstrap, DoubleClick (Google Ads), Google Analytics + 8 more | Find emails |
| paperpass.com | #249,945 | Baidu Analytics, Bootstrap, CNZZ + 5 more | Find emails |
| hotspotsystem.com | #249,994 | Adobe Fonts (Typekit), Apache, DigiCert + 8 more | Find emails |
| intellectsoft.net | #250,014 | Cloudflare, Cloudflare edge/CDN, DMCA.com Protection + 17 more | Find emails |
| celona.io | #250,045 | AOS, Amazon CloudFront, Amazon Route 53 + 10 more | Find emails |
| commiss.io | #250,061 | Cloudflare, Cloudflare edge/CDN, Google Analytics + 6 more | Find emails |
| lbschools.net | #250,190 | AudioEye, Cloudflare edge/CDN, Finalsite + 5 more | Find emails |
| frozen-layer.com | #250,221 | Google Analytics, Gravatar, Let's Encrypt + 3 more | Find emails |
| dagnet.ru | #250,395 | Bitrix, Nginx, PHP | Find emails |
| convertize.com.br | #250,443 | Adopt, Amazon CloudFront, Amazon Route 53 + 17 more | Find emails |
| preservationnation.org | #250,479 | Google Tag Manager, Let's Encrypt, Nginx | Find emails |
| kier.co.uk | #250,574 | ASP.NET, Amazon CloudFront, Azure Front Door + 15 more | Find emails |
| biginterview.com | #250,707 | AWS Lambda, Cloudflare, Cloudflare edge/CDN + 9 more | Find emails |
| bg-mezonet.info | #250,722 | Bootstrap, Cloudflare, Cloudflare Web Analytics + 3 more | Find emails |
| columbusglobal.com | #250,779 | Azure API Management, Cloudflare Bot Management, Cloudflare Turnstile + 9 more | Find emails |
| koddos.net | #250,781 | AdRoll, Amazon CloudFront, Atlassian Cloud + 21 more | Find emails |
| impi.gob.mx | #250,787 | Akamai edge/CDN, Akamai mPulse, Chartbeat + 11 more | Find emails |
| secure-chip.com | #250,831 | Cloudflare, Cloudflare edge/CDN, Google Trust Services | Find emails |
| ahaparenting.com | #250,834 | Adobe Fonts (Typekit), Bootstrap, Cloudflare + 11 more | Find emails |
| 123movies.domains | #250,881 | AddThis, Cloudflare, Cloudflare Web Analytics + 4 more | Find emails |
| lissongallery.com | #250,892 | Cloudflare, Cloudflare Web Analytics, Cloudflare edge/CDN + 4 more | Find emails |
| zooplus.ch | #250,987 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 8 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 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 →