Yb21.cn is tracked by us since April, 2011. Over the time it has been ranked as high as 101 099 in the world, while most of its traffic comes from China, where it reached as high as 8 113 position. It was owned by several entities, from 傅辉 to 潘铭泽, it was hosted by CHINANET Anhui province network, Amazon Technologies Inc. and others.

Yb21 has a decent Google pagerank and bad results in terms of Yandex topical citation index. We found that Yb21.cn is poorly ‘socialized’ in respect to any social network. According to Google safe browsing analytics, Yb21.cn is quite a safe domain with no visitor reviews.