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 |
|---|---|---|---|
| barudak4d.icu | #236,664 | Cloudflare, Cloudflare edge/CDN, Cloudinary + 8 more | Find emails |
| belanja4dmobile.com | #236,684 | Cloudflare, Cloudflare edge/CDN, Datadog + 6 more | Find emails |
| bolacuanaltar.net | #236,722 | Cloudflare, Cloudflare edge/CDN, Datadog + 6 more | Find emails |
| #184 (Tranco) |
| Find emails |
| 5 | gov.uk | #290 (Tranco) | Find emails |
| bolacuanemperor.org | #236,723 | Cloudflare, Cloudflare edge/CDN, Cloudinary + 7 more | Find emails |
| burlesonsmallanimalclinic.com | #236,753 | Cloudflare, Cloudflare edge/CDN, Datadog + 6 more | Find emails |
| disdukcapilhumbanghasundutan.org | #236,882 | Cloudflare, Cloudflare edge/CDN, Cloudinary + 7 more | Find emails |
| evossugar.com | #236,964 | Cloudflare, Cloudflare edge/CDN, Let's Encrypt + 1 more | Find emails |
| gerai-togel21.lat | #237,069 | Cloudflare, Cloudflare edge/CDN, Google Trust Services + 2 more | Find emails |
| gerai-togel23.lat | #237,070 | Cloudflare, Cloudflare edge/CDN, Google Trust Services + 2 more | Find emails |
| greenpapayaartprojects.org | #237,102 | Cloudflare, Cloudflare edge/CDN, Google Fonts + 4 more | Find emails |
| juslogin.com | #237,278 | Cloudflare, Cloudflare edge/CDN, Google Fonts + 3 more | Find emails |
| katakwinnoir.com | #237,295 | Cloudflare, Cloudflare edge/CDN, Google Fonts + 5 more | Find emails |
| logika300-fine.site | #237,424 | Apache, Cloudflare, Let's Encrypt + 1 more | Find emails |
| makmur76.lat | #237,463 | Cloudflare, Cloudflare edge/CDN, Cloudinary + 8 more | Find emails |
| mantra88ting.com | #237,470 | CJ Affiliate, Cloudflare, Cloudflare Web Analytics + 16 more | Find emails |
| mawar633-red.site | #237,486 | Cloudflare, Cloudflare edge/CDN, Google Fonts + 3 more | Find emails |
| naiksun.com | #237,627 | Cloudflare, Cloudflare edge/CDN, Cloudinary + 6 more | Find emails |
| olx800pola.org | #237,680 | Cloudflare, Cloudflare edge/CDN, Google Fonts + 4 more | Find emails |
| ompong188mxwn.click | #237,686 | Cloudflare, Cloudflare edge/CDN, Google Fonts + 3 more | Find emails |
| polototo17.site | #237,796 | Cloudflare, Cloudflare edge/CDN, Cloudinary + 7 more | Find emails |
| puncakterang.fit | #237,838 | Cloudflare, Cloudflare edge/CDN, Cloudinary + 7 more | Find emails |
| satria123tr.com | #237,966 | Cloudflare, Cloudflare edge/CDN, Google Fonts + 4 more | Find emails |
| sdpause.com | #237,975 | Cloudflare, Cloudflare edge/CDN, Cloudinary + 7 more | Find emails |
| slot7000-global37.lat | #238,042 | Cloudflare, Cloudflare edge/CDN, DoubleClick (Google Ads) + 6 more | Find emails |
| somethingyoucouture.com | #238,050 | Cloudflare, Cloudflare edge/CDN, Google Trust Services + 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 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 →