Gmk.cz is tracked by us since April, 2011. Over the time it has been ranked as high as 2 040 899 in the world, while most of its traffic comes from Czech Republic, where it reached as high as 19 080 position. It was owned by several entities, from Gymnázium Mikuláse Koperníka nsset: NSS:M-HOSTING.CZ:1 to Gymnázium Mikuláse Koperníka of Gymnázium Mikuláse Koperníka, it was hosted by Master Internet s.r.o., WEDOS Internet a.s. and others. While REG-INTERNET-CZ was its first registrar, now it is moved to CZ-NIC.

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