Sei-info.co.jp is tracked by us since May, 2012. Over the time it has been ranked as high as 257 399 in the world, while most of its traffic comes from Japan, where it reached as high as 10 713 position. It was owned by several entities, from Its use is ] Sumitomo Electric Information Systems Co.Ltd. to Hayashishita Yasuyuki of Sumitomo Electric Information Systems Co.Ltd, it was hosted by Japan Network Information Center, Sony Network Communications Inc. and others. While was its first registrar, now it is moved to Japan Registry Services.

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