Telefonnummer.us is tracked by us since July, 2012. Over the time it has been ranked as high as 232 199 in the world, while most of its traffic comes from Germany, where it reached as high as 51 254 position. It was owned by several entities, from Lars Wiedbrauck of IDEEcon to Angela Collins, it was hosted by WEBSITEWELCOME.COM, A100 ROW GmbH and others. While NEUSTAR INC. was its first registrar, now it is moved to .

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