Histio.org is tracked by us since May, 2015. Over the time it has been ranked as high as 733 799 in the world, while most of its traffic comes from USA, where it reached as high as 187 324 position. All this time it was owned by Histiocytosis Association of Histiocytosis Association, it was hosted by Blackbaud Inc. and Microsoft Corporation.

Histio has a high Google pagerank and bad results in terms of Yandex topical citation index. We found that Histio.org is moderately ‘socialized’ in respect to Facebook shares (8.64K) and Google+ shares (28). According to MyWot and Google safe browsing analytics, Histio.org is quite a safe domain with mostly positive visitor reviews.