Si21.com is tracked by us since April, 2011. Over the time it has been ranked as high as 285 599 in the world, while most of its traffic comes from Slovenia, where it reached as high as 319 position. It was owned by several entities, from KABI d.o.o. / Si21 Pri mostiscarjih 13 to Statutory Masking Enabled of Statutory Masking Enabled, it was hosted by Kabi d.o.o., SIEL INFORMACIJSKE RESITVE D.O.O. and others. While NETWORK SOLUTIONS LLC. was its first registrar, now it is moved to Network Solutions LLC.

Si21 has a high Google pagerank and bad results in terms of Yandex topical citation index. We found that Si21.com is poorly ‘socialized’ in respect to any social network. According to Google safe browsing analytics, Si21.com is quite a safe domain with no visitor reviews.