21cf.com is tracked by us since August, 2013. Over the time it has been ranked as high as 222 599 in the world, while most of its traffic comes from USA, where it reached as high as 39 832 position. It was owned by several entities, from Intellectual Property Department to Domain Administrator of Fox Media LLC, it was hosted by Amazon Technologies Inc., Amazon Technologies Inc. and others. While MARKMONITOR INC. was its first registrar, now it is moved to GoDaddy Corporate Domains LLC.

21cf has a high Google pagerank and bad results in terms of Yandex topical citation index. We found that 21cf.com is poorly ‘socialized’ in respect to any social network. According to MyWot and Google safe browsing analytics, 21cf.com is quite a safe domain with mostly positive visitor reviews.