O-o.hk is tracked by us since January, 2018. Over the time it has been ranked as high as 2 411 699 in the world, while most of its traffic comes from Hong Kong, where it reached as high as 21 394 position. It was owned by several entities, from CATALINA CO LTD to ZHUOJIAN, it was hosted by Amazon Data Services UK, ALICLOUD-JP and others. While SPEEDY GROUP CORP. LIMITED was its first registrar, now it is moved to ERANET INTERNATIONAL LIMITED.

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