CAPTCHA & Bot Protection
3,100 of the 1,000,000 top sites in our Tranco top-1M census run AWS WAF CAPTCHA (0.3%). Amazon's CAPTCHA challenge product, part of AWS WAF's bot-mitigation features. Detection is homepage-level HTML/header fingerprinting, so a site can run AWS WAF CAPTCHA on other pages without it showing here.
| # | Domain | Global traffic rank | Contacts |
|---|---|---|---|
| 1 | amazon.com | #25 (Tranco) | Find emails |
| 2 | imdb.com | #237 (Tranco) | Find emails |
| 3 | appsflyer.com | #302 (Tranco) | Find emails |
| 4 | amazon.co.uk |
| Site | Tranco rank | Also detected | Contacts |
|---|---|---|---|
| minimundi.com.br | #649,796 | AWS WAF, Amazon (ACM), Amazon CloudFront + 1 more | Find emails |
| new8826.xyz | #649,817 | ASP.NET, Amazon (ACM), Amazon CloudFront + 8 more | Find emails |
| stihl.it | #649,896 | AWS WAF, Amazon CloudFront, Microsoft 365 | Find emails |
| #313 (Tranco) |
| Find emails |
| 5 | checkpoint.com | #338 (Tranco) | Find emails |
| fashiola.no |
| #650,279 |
| AWS WAF, Amazon (ACM), Amazon CloudFront |
| Find emails |
| hallandwilcox.com.au | #650,440 | Amazon CloudFront, Font Awesome, Google Analytics + 10 more | Find emails |
| fashiola.com.br | #650,569 | AWS WAF, Amazon (ACM), Amazon CloudFront | Find emails |
| woolacombe.co.uk | #650,570 | AWS WAF, Amazon (ACM), Amazon CloudFront | Find emails |
| kapaza.be | #650,762 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 4 more | Find emails |
| alohanaturestay.com | #652,478 | AWS WAF, Amazon (ACM), Amazon CloudFront + 1 more | Find emails |
| romanticwinetours.com | #652,911 | AWS WAF, Amazon (ACM), Amazon CloudFront + 1 more | Find emails |
| monogatari-partner.net | #653,581 | AWS WAF, Amazon (ACM), Amazon Route 53 + 3 more | Find emails |
| betsmith.com | #653,945 | AWS WAF, Amazon (ACM), Amazon CloudFront + 2 more | Find emails |
| cloudlatex.io | #653,965 | AWS WAF, Amazon (ACM), Amazon CloudFront + 7 more | Find emails |
| portosecreto.co | #654,206 | AWS WAF, Amazon (ACM), Amazon CloudFront + 1 more | Find emails |
| taberutokurasuto.com | #654,272 | AWS WAF, Amazon (ACM), Amazon Route 53 + 1 more | Find emails |
| lojadoprofissional.com.br | #654,584 | AWS WAF, Amazon (ACM), Amazon CloudFront + 1 more | Find emails |
| playgrandcasino.com | #655,365 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 4 more | Find emails |
| 123recht.net | #656,121 | AWS WAF, Amazon (ACM), Amazon Route 53 + 1 more | Find emails |
| hofvansalland.com | #656,249 | AWS WAF, Amazon (ACM), Amazon CloudFront + 1 more | Find emails |
| avascan.info | #656,609 | AWS WAF, Amazon (ACM), Amazon CloudFront + 2 more | Find emails |
| sfcityattorney.org | #656,672 | AWS WAF, Amazon (ACM), Amazon CloudFront | Find emails |
| claycorp.com | #656,808 | AWS WAF, Cloudflare, Cloudflare Bot Management + 2 more | Find emails |
| traveltrekkie.com | #656,893 | AWS WAF, Amazon (ACM), Amazon CloudFront + 1 more | Find emails |
| videobible.com | #656,936 | AWS WAF, Amazon (ACM), Amazon CloudFront + 1 more | Find emails |
| meldcrypto.com | #657,038 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 5 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 →