Concatenative.org is tracked by us since February, 2013. Over the time it has been ranked as high as 1 018 199 in the world, while most of its traffic comes from USA, where it reached as high as 187 914 position. It was owned by several entities, from Doug Coleman of Stack Effects LLC to Withheld for Privacy Purposes of Privacy service provided by Withheld for Privacy ehf, it was hosted by Net Access Corporation, Hetzner Online GmbH and others.

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