Opu.cz is tracked by us since October, 2015. Over the time it has been ranked as high as 1 517 699 in the world, while most of its traffic comes from Czech Republic, where it reached as high as 6 952 position. It was owned by several entities, from Organizace pro pomoc uprchlikum of Organizace pro pomoc uprchlikum to Martin Rozumek of Organizace pro pomoc uprchlikum, it was hosted by NETHOST s.r.o. and WEDOS hosting services.

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