Deff.co.jp is tracked by us since October, 2012. Over the time it has been ranked as high as 208 199 in the world, while most of its traffic comes from Taiwan, where it reached as high as 39 090 position. It was owned by several entities, from Its use is ] DEFF CORPORATION to Shimizu Jun of DEFF CORPORATION, it was hosted by SAKURA Internet Inc., XSERVER Inc. and others. While was its first registrar, now it is moved to Japan Registry Services.

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