Pkn.pl is tracked by us since April, 2011. Over the time it has been ranked as high as 188 271 in the world, while most of its traffic comes from Poland, where it reached as high as 3 052 position. It was hosted by Polski Komitet Normalizacyjny. While NASK was its first registrar, now it is moved to .

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