Us.edu.pl is tracked by us since April, 2011. Over the time it has been ranked as high as 36 649 in the world, while most of its traffic comes from Poland, where it reached as high as 306 position. Ckd.us.edu.pl receives less than 9.49% of its total traffic. While NASK was its first registrar, now it is moved to .

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