51mm.com is tracked by us since January, 2014. Over the time it has been ranked as high as 3 191 999 in the world. It was owned by several entities, from gan zheng of Beijing School Star Sky E-Business Co.LTD to Nexperian Holding Limited of Nexperian Holding Limited, it was hosted by China Unicom Beijing province network, Beijing flash newsletter cas telecommunication and others. While HICHINA ZHICHENG TECHNOLOGY LTD. was its first registrar, now it is moved to Alibaba Cloud Computing (Beijing) Co. Ltd..

51mm has the lowest Google pagerank and bad results in terms of Yandex topical citation index. We found that 51mm.com is poorly ‘socialized’ in respect to any social network. According to Google safe browsing analytics, 51mm.com is quite a safe domain with no visitor reviews.