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 |
|---|---|---|---|
| bristoluniversitypressdigital.com | #149,537 | Amazon (ACM), Amazon CloudFront, AWS WAF CAPTCHA | Find emails |
| allright.com | #149,852 | Amazon (ACM), Amazon CloudFront, Cloudflare + 4 more | Find emails |
| trustoo.nl | #150,086 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 5 more | Find emails |
| #338 (Tranco) |
| Find emails |
| 5 | espn.com | #425 (Tranco) | Find emails |
| veluxusa.com | #150,199 | Amazon CloudFront, CSC (Digital Brand Services), DigiCert + 2 more | Find emails |
| silhouette.com | #150,232 | Amazon (ACM), Amazon CloudFront, Microsoft 365 + 1 more | Find emails |
| unisportstore.com | #150,233 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 2 more | Find emails |
| adventure-life.com | #150,615 | Amazon (ACM), Amazon Route 53, Apache + 12 more | Find emails |
| doubtnut.com | #150,765 | Amazon (ACM), Amazon CloudFront, Cloudflare + 1 more | Find emails |
| adzuna.es | #151,148 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 1 more | Find emails |
| minmote.no | #151,198 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 1 more | Find emails |
| yesim.app | #151,727 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 1 more | Find emails |
| huggingface.com | #151,986 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 4 more | Find emails |
| treehouserentals.com | #152,890 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 1 more | Find emails |
| listamais.com.br | #153,086 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 1 more | Find emails |
| bookingexperts.eu | #153,704 | Amazon (ACM), Amazon CloudFront, AWS WAF CAPTCHA | Find emails |
| alldayshirts.com | #153,816 | Amazon (ACM), Amazon Web Services, Cloudflare + 1 more | Find emails |
| betsafe.lv | #153,902 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 2 more | Find emails |
| ifpr.edu.br | #154,214 | Amazon (ACM), Amazon Route 53, Amazon Web Services + 1 more | Find emails |
| salonkee.be | #154,522 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 1 more | Find emails |
| eventbrite.hk | #154,775 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 18 more | Find emails |
| arknets.co.jp | #154,913 | Amazon CloudFront, Amazon Route 53, Font Awesome + 13 more | Find emails |
| biodiversity.org.au | #155,472 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 1 more | Find emails |
| unisportstore.fr | #156,100 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 2 more | Find emails |
| espn.co.cr | #156,318 | Amazon CloudFront, Amazon Route 53, Sectigo + 1 more | Find emails |
| indiecampers.com | #156,508 | Amazon (ACM), Amazon CloudFront, Cloudflare + 1 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 →