Knowcaptcha.com is tracked by us since August, 2014. Over the time it has been ranked as high as 2 289 299 in the world. It was owned by several entities, from yinsi baohu yi kai qi(Hidden by Whois Privacy Protection Service) of yinsi baohu yi kai qi(Hidden by Whois Privacy Protection Service) to REDACTED FOR PRIVACY, it was hosted by this is for guochao, LuoGeLang France Limited and others. While Chengdu West Dimension Digital Technology Co. Ltd. was its first registrar, now it is moved to PSI-USA Inc. dba Domain Robot.

Knowcaptcha has the lowest Google pagerank and bad results in terms of Yandex topical citation index. We found that Knowcaptcha.com is poorly ‘socialized’ in respect to any social network. According to Google safe browsing analytics, Knowcaptcha.com is quite a safe domain with no visitor reviews.