Realbook.us is tracked by us since April, 2011. Over the time it has been ranked as high as 2 023 199 in the world, while most of its traffic comes from USA, where it reached as high as 634 901 position. It was owned by several entities, from Philip Smith Black - White International I to Philip A Smith, it was hosted by Peer 1 Network Inc, Turnkey Internet Inc. and others. While NEUSTAR INC. was its first registrar, now it is moved to .

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