Zk21.com is tracked by us since April, 2011. Over the time it has been ranked as high as 617 999 in the world. It was owned by several entities, from jiaxing science&technotogy network co.ltd jxzkwl@126.com +86.57382159831 +86.57382159831 Jiaxing Administration of Science &Technolog to jiaxing science&technotogy network co.ltd of jiaxing science&technotogy network co.ltd, it was hosted by Jiaxing Zhongke Network CO.LTD, CHINANET-ZJ Hangzhou node network and others. While 35 TECHNOLOGY CO. LTD was its first registrar, now it is moved to Xiamen 35.Com Technology Co. Ltd..

Zk21 has a high Google pagerank and bad results in terms of Yandex topical citation index. We found that Zk21.com is poorly ‘socialized’ in respect to any social network. According to MyWot, Siteadvisor and Google safe browsing analytics, Zk21.com is quite a safe domain with no visitor reviews.