21cma.org is tracked by us since April, 2011. Over the time it has been ranked as high as 100 849 in the world, while most of its traffic comes from China, where it reached as high as 18 021 position. It was owned by several entities, from lan haoyu of Lan haoyu to Lan haoyu, it was hosted by Hurricane Electric Inc, P.D.R Solutions FZC and others.

21cma has a mediocre Google pagerank and bad results in terms of Yandex topical citation index. We found that 21cma.org is poorly ‘socialized’ in respect to any social network. According to MyWot, Siteadvisor and Google safe browsing analytics, 21cma.org is quite a safe domain with no visitor reviews.