CAPTCHA & Bot Protection
50,387 of the 1,000,000 top sites in our Tranco top-1M census run Cloudflare Turnstile (5%). Cloudflare's non-interactive CAPTCHA replacement, bundled free with its CDN/WAF. Detection is homepage-level HTML/header fingerprinting, so a site can run Cloudflare Turnstile on other pages without it showing here.
| # | Domain | Global traffic rank | Contacts |
|---|---|---|---|
| 1 | x.com | #54 (Tranco) | Find emails |
| 2 | discord.com | #163 (Tranco) | Find emails |
| 3 | flickr.com | #172 (Tranco) | Find emails |
| 4 | soundcloud.com |
| Site | Tranco rank | Also detected | Contacts |
|---|---|---|---|
| blackanddecker.com | #107,329 | Akamai Edge DNS, Algolia, Bazaarvoice + 28 more | Find emails |
| radenintan.ac.id | #107,338 | Cloudflare, Cloudflare Bot Management, Cloudflare edge/CDN + 1 more | Find emails |
| tcl.fr | #107,349 | Cloudflare, Cloudflare Bot Management, Cloudflare edge/CDN + 1 more | Find emails |
| #176 (Tranco) |
| Find emails |
| 5 | medium.com | #178 (Tranco) | Find emails |
| mrexcel.com | #107,394 | Cloudflare, Cloudflare Bot Management, Cloudflare edge/CDN + 1 more | Find emails |
| bimmwiki.com | #107,409 | Cloudflare, Cloudflare Bot Management, Cloudflare Web Analytics + 6 more | Find emails |
| ccep.com | #107,453 | Cloudflare Bot Management, Cloudflare edge/CDN, Google Trust Services | Find emails |
| pia.gov.ph | #107,480 | Cloudflare, Cloudflare Bot Management, Cloudflare edge/CDN + 1 more | Find emails |
| ukrtelecom.ua | #107,485 | AOS, Azure DNS, Cloudflare Bot Management + 11 more | Find emails |
| wikijm.com | #107,509 | Cloudflare, Cloudflare Bot Management, Cloudflare Web Analytics + 6 more | Find emails |
| ghsa.org | #107,543 | Cloudflare Bot Management, Cloudflare edge/CDN, ConsentMo + 9 more | Find emails |
| piac.com.pk | #107,564 | Cloudflare, Cloudflare Bot Management, Cloudflare edge/CDN + 1 more | Find emails |
| spot.ph | #107,566 | Cloudflare, Cloudflare Bot Management, Cloudflare edge/CDN + 2 more | Find emails |
| iamthewiki.com | #107,572 | Cloudflare, Cloudflare Bot Management, Cloudflare Web Analytics + 6 more | Find emails |
| ukbiobank.ac.uk | #107,599 | Cloudflare, Cloudflare Bot Management, Cloudflare edge/CDN + 1 more | Find emails |
| ac-strasbourg.fr | #107,606 | Cloudflare Bot Management, Cloudflare edge/CDN | Find emails |
| meloxicam1x1.com | #107,623 | Ahrefs Analytics, Cloudflare, Cloudflare edge/CDN + 10 more | Find emails |
| carts.guru | #107,645 | AWS Lambda, Amazon CloudFront, Amazon Route 53 + 23 more | Find emails |
| fastline.com | #107,669 | Cloudflare, Cloudflare Bot Management, Cloudflare edge/CDN + 1 more | Find emails |
| thecomputerwiki.com | #107,685 | Cloudflare, Cloudflare Bot Management, Cloudflare Web Analytics + 6 more | Find emails |
| drummerworld.com | #107,694 | Cloudflare, Cloudflare Bot Management, Cloudflare edge/CDN + 1 more | Find emails |
| humanmade.jp | #107,713 | Cloudflare, Cloudflare Bot Management, Cloudflare edge/CDN + 1 more | Find emails |
| moneyoyo.org | #107,742 | Bootstrap, Cloudflare, Cloudflare Web Analytics + 7 more | Find emails |
| merahputih.com | #107,763 | Cloudflare, Cloudflare Bot Management, Cloudflare edge/CDN + 2 more | Find emails |
| meloxicam.health | #107,765 | Ahrefs Analytics, Cloudflare, Cloudflare Web Analytics + 12 more | Find emails |
| ipaddress.my | #107,814 | Bootstrap, Cloudflare, Cloudflare Web Analytics + 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 25, 2026. Directional, not exhaustive — fully custom or bundled stacks under-detect. Methodology →