Sudoku-game.biz is tracked by us since July, 2013. Over the time it has been ranked as high as 109 499 in the world, while most of its traffic comes from Japan, where it reached as high as 8 922 position. All this time it was owned by REDACTED FOR PRIVACY of Whois Privacy Protection Service by onamae.com, it was hosted by Japan Network Information Center, GMO GlobalSign Holdings K.K. and others.

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