Security & WAF
2,302 of the 1,000,000 top sites in our Tranco top-1M census run AWS WAF (0.2%). Amazon's web application firewall, filtering and blocking malicious HTTP traffic to protect hosted applications. Detection is homepage-level HTML/header fingerprinting, so a site can run AWS WAF 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 | amazon.co.uk | #313 (Tranco) | Find emails |
| 4 | checkpoint.com |
| Site | Tranco rank | Also detected | Contacts |
|---|---|---|---|
| senato.it | #28,775 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 1 more | Find emails |
| fs.com | #28,789 | Amazon CloudFront, Amazon Route 53, DigiCert + 1 more | Find emails |
| transfermarkt.us | #28,979 | Amazon CloudFront, Let's Encrypt, Microsoft 365 + 1 more | Find emails |
| #338 (Tranco) |
| Find emails |
| 5 | espn.com | #425 (Tranco) | Find emails |
| agi.it |
| #29,061 |
| Amazon CloudFront, DigiCert, Microsoft 365 + 1 more |
| Find emails |
| nycgovparks.org | #29,129 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 2 more | Find emails |
| eventbrite.es | #29,162 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 19 more | Find emails |
| qoo-app.com | #29,170 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 1 more | Find emails |
| uni.lu | #29,389 | Amazon CloudFront, Microsoft 365, AWS WAF CAPTCHA | Find emails |
| grid.id | #29,567 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 1 more | Find emails |
| nihr.ac.uk | #30,148 | Amazon (ACM), Amazon CloudFront, CSC (Digital Brand Services) + 1 more | Find emails |
| espn.com.au | #30,216 | Amazon CloudFront, Amazon Route 53, Sectigo + 1 more | Find emails |
| scrum.org | #30,670 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 1 more | Find emails |
| asapsemi.com | #30,676 | Amazon (ACM), Amazon Web Services, AWS WAF CAPTCHA | Find emails |
| amzn.com | #30,766 | Amazon (ACM), Amazon CloudFront, AWS WAF CAPTCHA | Find emails |
| doxo.com | #30,991 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 1 more | Find emails |
| cram.com | #31,140 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 1 more | Find emails |
| sciencesetavenir.fr | #31,185 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 1 more | Find emails |
| fstoppers.com | #31,530 | Amazon (ACM), Amazon Advertising, Amazon CloudFront + 12 more | Find emails |
| evbuc.com | #31,873 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 8 more | Find emails |
| sf.gov | #31,972 | Amazon (ACM), Amazon CloudFront, Microsoft 365 + 1 more | Find emails |
| marianne.net | #32,444 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 2 more | Find emails |
| warhammer.com | #32,494 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 1 more | Find emails |
| technologynetworks.com | #32,581 | Amazon (ACM), Amazon CloudFront, Microsoft 365 + 1 more | Find emails |
| rvtrader.com | #32,750 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 1 more | Find emails |
| devonlive.com | #32,830 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 14 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 →