E21.cn is tracked by us since April, 2011. Over the time it has been ranked as high as 45 851 in the world, while most of its traffic comes from China, where it reached as high as 4 437 position. It was owned by several entities, from 陈景华 湖北省教育厅 to 湖北省教育信息化发展中心(湖北省电化教育馆）, it was hosted by Chinanet network in Wuhan city Hubei province.

E21 has a high Google pagerank and bad results in terms of Yandex topical citation index. We found that E21.cn is poorly ‘socialized’ in respect to any social network. According to MyWot and Google safe browsing analytics, E21.cn is a fully trustworthy domain with mostly negative visitor reviews.