Websites Using Cloudflare WAF

Cloudflare Web Application Firewall protects web applications from common vulnerabilities.

Categories: Security

Official website: https://www.cloudflare.com/waf/

52560 websites using Cloudflare WAF

Cloudflare WAF is ranked #2 of 316 in Security by website adoption.

Security alternatives ranked by popularity

HSTS — 127,643 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
Cloudflare Turnstile — 5,485 websites
DDoS-Guard — 2,925 websites
Imperva — 2,451 websites

Technologies commonly used with Cloudflare WAF

Cloudflare — 100% co-occurrence
HTTP/3 — 73% co-occurrence
Cloudflare Bot Management — 62% co-occurrence
Cloudflare DDoS Protection — 47% co-occurrence
cloudflare-argo — 46% co-occurrence
Google Ad Manager — 35% co-occurrence
Open Graph — 34% co-occurrence
HSTS — 28% co-occurrence

How WhatStack detects Cloudflare WAF

WhatStack detects Cloudflare WAF 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 WAF?: Cloudflare Web Application Firewall protects web applications from common vulnerabilities.
How many websites use Cloudflare WAF?: WhatStack has detected Cloudflare WAF on 52560 websites in our database.
How do you detect Cloudflare WAF?: We analyze HTTP headers, HTML source, JavaScript globals, meta tags, cookies, DNS records, and ads.txt entries to identify Cloudflare WAF with high accuracy using signature-based pattern matching.