Sirin.us is tracked by us since September, 2012. Over the time it has been ranked as high as 3 343 799 in the world, while most of its traffic comes from Azerbaijan, where it reached as high as 18 545 position. All this time it was owned by Valentin V Svobodniy, it was hosted by Shared hosting, Hostland ltd and others. While PDR LTD. D/B/A PUBLICDOMAINREGISTRY.COM was its first registrar, now it is moved to .

Sirin has a decent Google pagerank and bad results in terms of Yandex topical citation index. We found that Sirin.us is poorly ‘socialized’ in respect to any social network. According to Google safe browsing analytics, Sirin.us is quite a safe domain with mostly positive visitor reviews.