K12.sd.us is tracked by us since April, 2011. Over the time it has been ranked as high as 16 149 in the world, while most of its traffic comes from USA, where it reached as high as 2 549 position. Sf.k12.sd.us receives about 11.35% of its total traffic. It was owned by several entities, from unknown-name unknown-organization to Paul Ersland of K-12 Data Center, it was hosted by Sioux Falls Public Schools, F5 Inc. and others. While NEUSTAR INC. was its first registrar, now it is moved to .

Sf.k12 has a decent Google pagerank and bad results in terms of Yandex topical citation index. We found that Sf.k12.sd.us is poorly ‘socialized’ in respect to any social network. According to MyWot and Google safe browsing analytics, Sf.k12.sd.us is quite a safe domain with no visitor reviews.