21th.pl is tracked by us since April, 2011. Over the time it has been ranked as high as 1 323 899 in the world, while most of its traffic comes from Poland, where it reached as high as 30 477 position. It was hosted by NetArt webhosting servers, webhosting servers and others. While NASK was its first registrar, now it is moved to .

21th has a decent Google pagerank and bad results in terms of Yandex topical citation index. We found that 21th.pl is poorly ‘socialized’ in respect to any social network. According to MyWot and Google safe browsing analytics, 21th.pl is a suspicious domain with no visitor reviews.