Psi.edu is tracked by us since April, 2011. Over the time it has been ranked as high as 314 225 in the world, while most of its traffic comes from USA, where it reached as high as 59 024 position. It was owned by several entities, from Planetary Science Institute 1700 East Ft Lowell Road Suite 106 to Planetary Science Institute, it was hosted by Login Inc., CloudFlare Inc. and others.

Psi has a high Google pagerank and bad results in terms of Yandex topical citation index. We found that Psi.edu is poorly ‘socialized’ in respect to any social network. According to MyWot and Google safe browsing analytics, Psi.edu is a fully trustworthy domain with no visitor reviews.