Qdc.cn is tracked by us since April, 2011. Over the time it has been ranked as high as 50 403 in the world, while most of its traffic comes from China, where it reached as high as 4 816 position. It was owned by several entities, from 刘仁毅 青岛理工大学琴岛学院 to 青岛城市学院, it was hosted by ~{G`5:@m9$4sQ'GY5:Q'T:~}, china unicom and others.

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