21th.ir is tracked by us since April, 2013. Over the time it has been ranked as high as 1 580 699 in the world, while most of its traffic comes from Iran, where it reached as high as 16 587 position. It was owned by several entities, from Jaber Zare to Hassan Goodarzi Pour, it was hosted by Hostiran Network, Saeid Shahrokhi and others.

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