Ku.de is tracked by us since May, 2012. Over the time it has been ranked as high as 116 399 in the world, while most of its traffic comes from Germany, where it reached as high as 3 981 position. Opac.ku.de receives about 27.32% of its total traffic. All this time it was owned by Peter Kahoun, it was hosted by Leibniz-Rechenzentrum (LRZ) and Leibniz-Rechenzentrum.

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