Cas.cz is tracked by us since April, 2011. Over the time it has been ranked as high as 18 549 in the world, while most of its traffic comes from Czech Republic, where it reached as high as 93 position. It was owned by several entities, from Středisko společných činností AV ČR v.v.i. admin-c: VANICEKP to Středisko společných činností AV ČR v.v.i. of Středisko společných činností AV ČR v.v.i., it was hosted by Academy of Sciences of the Czech Republic, Czech Academy of Sciences and others. While REG-INTERNET-CZ was its first registrar, now it is moved to CZ-NIC.

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