21so.com is tracked by us since February, 2013. Over the time it has been ranked as high as 38 949 in the world, while most of its traffic comes from China, where it reached as high as 3 394 position. It was owned by several entities, from chenweiheng to lingming of guang dong er shi yi shi ji guang gaoCo.Ltd., it was hosted by China Mobile Communications Corporation, Hangzhou Alibaba Advertising Co.Ltd. and others. While was its first registrar, now it is moved to Alibaba Cloud Computing (Beijing) Co. Ltd..

21so has a high Google pagerank and bad results in terms of Yandex topical citation index. We found that 21so.com is poorly ‘socialized’ in respect to any social network. According to Google safe browsing analytics, 21so.com is quite a safe domain with no visitor reviews.