Sirok.co.jp is tracked by us since July, 2012. Over the time it has been ranked as high as 72 599 in the world, while most of its traffic comes from Japan, where it reached as high as 18 466 position. It was owned by several entities, from Its use is ] SIROKInc. to Iizuka Yuta of sirok inc., it was hosted by SAKURA Internet Inc., Amazon Technologies Inc. and others. While was its first registrar, now it is moved to Japan Registry Services.

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