1sfy.cn is tracked by us since April, 2011. Over the time it has been ranked as high as 392 699 in the world, while most of its traffic comes from Korea, where it reached as high as 39 303 position. It was owned by several entities, from 修亚君 to 优视科技（中国）有限公司, it was hosted by Tredcor (Pty) Ltd, Google LLC and others.

1sfy has the lowest Google pagerank and bad results in terms of Yandex topical citation index. We found that 1sfy.cn is poorly ‘socialized’ in respect to any social network. According to Google safe browsing analytics, 1sfy.cn is quite a safe domain with no visitor reviews.