Cloudflare Turnstile — Websites Using Cloudflare Turnstile | WhatStack

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WhatStack is a technology detection and website profiling platform. Discover what CMS, frameworks, analytics, ad tech, payment processors, and hosting providers any website uses. Our detection engine analyzes HTTP headers, HTML patterns, JavaScript globals, DNS records, cookies, and ads.txt to identify 8,000+ web technologies with high accuracy.

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Detecting 8,000+ web technologies across CMS, ecommerce, analytics, advertising, and more.

Cloudflare Turnstile — Websites Using Cloudflare Turnstile | WhatStack

Websites Using Cloudflare Turnstile

Cloudflare Turnstile is a CAPTCHA alternative that verifies users are human without requiring interactive challenges like image selection. It uses privacy-focused browser signals and behavioral analysis to reduce friction in user authentication flows.

Categories: Security

Official website: https://www.cloudflare.com/products/turnstile/

5497 websites using Cloudflare Turnstile

Cloudflare Turnstile is ranked #9 of 316 in Security by website adoption.

Security alternatives ranked by popularity

HSTS — 127,643 websites
Cloudflare WAF — 52,384 websites
Cloudflare Bot Management — 32,541 websites
reCAPTCHA — 31,130 websites
Cloudflare DDoS Protection — 24,882 websites
reCAPTCHA Enterprise — 17,344 websites
hCaptcha — 7,159 websites
Akamai Kona Site Defender — 5,720 websites
DDoS-Guard — 2,925 websites
Imperva — 2,451 websites

Technologies commonly used with Cloudflare Turnstile

Open Graph — 89% co-occurrence
Cloudflare — 88% co-occurrence
HTTP/3 — 80% co-occurrence
Google Font API — 73% co-occurrence
PWA — 67% co-occurrence
Google Translate Widget — 60% co-occurrence
Telegram Widget — 58% co-occurrence
PHP — 27% co-occurrence

How WhatStack detects Cloudflare Turnstile

WhatStack detects Cloudflare Turnstile by analyzing HTTP headers, HTML source code, JavaScript globals, meta tags, cookies, DNS records, and ads.txt entries using signature-based pattern matching across 10 different analyzers.

Frequently Asked Questions

What is Cloudflare Turnstile?: Cloudflare Turnstile is a CAPTCHA alternative that verifies users are human without requiring interactive challenges like image selection. It uses privacy-focused browser signals and behavioral analysis to reduce friction in user authentication flows.
How many websites use Cloudflare Turnstile?: WhatStack has detected Cloudflare Turnstile on 5497 websites in our database.
How do you detect Cloudflare Turnstile?: We analyze HTTP headers, HTML source, JavaScript globals, meta tags, cookies, DNS records, and ads.txt entries to identify Cloudflare Turnstile with high accuracy using signature-based pattern matching.