A Captcha helps block traffic to websites.
https://docs.aws.amazon.com/waf/latest/developerguide/waf-captcha.html
Widgets · CAPTCHA
Get access to data on 53,919 websites that are Amazon AWS WAF Captcha Customers. We know of 35,913 live websites using Amazon AWS WAF Captcha and an additional 18,006 sites that used Amazon AWS WAF Captcha historically and 20,128 websites in the United States.
Get a list of 53,919 websites using Amazon AWS WAF Captcha which includes location information, hosting data, contact details, 35,913 currently live websites and an additional 153,864 domains that redirect to sites in this list. 18,006 sites that used this technology previouslyand 20,128 websites in the United States currently using Amazon AWS WAF Captcha.
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