Sio.no is tracked by us since April, 2011. Over the time it has been ranked as high as 63 649 in the world, while most of its traffic comes from Norway, where it reached as high as 230 position. It was owned by several entities, from SIO FORRETNING AS SFA344O-NORID to Kjell Grindalen, it was hosted by University of Oslo, Microsoft Limited and others. While REG341-NORID was its first registrar, now it is moved to NORID.

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