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 |
|---|---|---|---|
| managewp.com | #57,950 | Cloudflare, Google Tag Manager, Microsoft 365 + 2 more | Find emails |
| health.gov.il | #57,955 | Akamai Edge DNS, Cloudflare Bot Management, Cloudflare edge/CDN + 1 more | Find emails |
| pokemmo.com | #57,956 | Cloudflare, Cloudflare edge/CDN, Google Trust Services + 3 more | Find emails |
| #176 (Tranco) |
| Find emails |
| 5 | medium.com | #178 (Tranco) | Find emails |
| companyweb.be | #57,969 | ASP.NET, Cloudflare, Cloudflare Bot Management + 7 more | Find emails |
| parship.de | #57,976 | Cloudflare, Cloudflare Bot Management, Cloudflare Web Analytics + 4 more | Find emails |
| draytek.com | #57,979 | Cloudflare, Cloudflare Bot Management, Cloudflare edge/CDN + 1 more | Find emails |
| tabechoku.com | #57,999 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 9 more | Find emails |
| rscripts.net | #58,047 | Cloudflare, Cloudflare Bot Management, Cloudflare edge/CDN + 1 more | Find emails |
| kfc.co.uk | #58,051 | Akamai Bot Manager, Akamai edge/CDN, Akamai mPulse + 16 more | Find emails |
| itssa.co.kr | #58,079 | Amazon Route 53, Let's Encrypt, Nginx + 3 more | Find emails |
| telefonica.com.br | #58,083 | Cloudflare Bot Management, Cloudflare edge/CDN | Find emails |
| hbm-machines.com | #58,098 | Cloudflare, Cloudflare Bot Management, Cloudflare edge/CDN + 2 more | Find emails |
| investec.com | #58,101 | CSC (Digital Brand Services), Cloudflare Bot Management, Cloudflare edge/CDN + 1 more | Find emails |
| ipostal1.com | #58,119 | Cloudflare, Cloudflare Bot Management, Cloudflare edge/CDN + 1 more | Find emails |
| famsf.org | #58,122 | Cloudflare Bot Management, Cloudflare edge/CDN, Google Cloud DNS + 1 more | Find emails |
| mathaus.ro | #58,125 | Cloudflare, Cloudflare Bot Management, Cloudflare edge/CDN + 1 more | Find emails |
| lovoo.com | #58,134 | Cloudflare, Cloudflare Bot Management, Cloudflare edge/CDN + 6 more | Find emails |
| railforums.co.uk | #58,141 | Cloudflare, Cloudflare Bot Management, Cloudflare edge/CDN + 1 more | Find emails |
| halooglasi.com | #58,144 | Cloudflare edge/CDN, Google Analytics, Google Fonts + 4 more | Find emails |
| gmo.jp | #58,160 | Cloudflare Bot Management, Cloudflare edge/CDN, Google Tag Manager + 6 more | Find emails |
| xn--b1atfb1adk.xn--p1ai | #58,166 | Cloudflare, Cloudflare Bot Management, Cloudflare edge/CDN + 1 more | Find emails |
| unjobs.org | #58,176 | Bootstrap, Cloudflare, Cloudflare Web Analytics + 11 more | Find emails |
| myorderbox.com | #58,207 | Cloudflare, Cloudflare Bot Management, Cloudflare edge/CDN + 1 more | Find emails |
| jobly.fi | #58,211 | Cloudflare, Cloudflare Bot Management, Cloudflare edge/CDN + 2 more | Find emails |
| alitalia.com | #58,219 | Cloudflare Bot Management, Cloudflare edge/CDN, DigiCert | 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 →