Psi.de is tracked by us since April, 2011. Over the time it has been ranked as high as 235 799 in the world, while most of its traffic comes from Germany, where it reached as high as 4 788 position. It was owned by several entities, from hostmaster role-account ecotel communication ag to Ünal Ayhan of PSI AG, it was hosted by RIPE Network Coordination Centre, PSI Software SE and others.

Psi has a high Google pagerank and bad results in terms of Yandex topical citation index. We found that Psi.de is poorly ‘socialized’ in respect to any social network. According to MyWot and Google safe browsing analytics, Psi.de is quite a safe domain with mostly negative visitor reviews.