Four-class.jp is tracked by us since March, 2012. Over the time it has been ranked as high as 819 299 in the world, while most of its traffic comes from Japan, where it reached as high as 54 343 position. It was owned by several entities, from VALUE-DOMAIN.COM [Name Server] ns2.value-domain.com to four class Co.Ltd., it was hosted by Nippon RAD Inc., GMO Internet Group Inc. and others.

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