Upu.int is tracked by us since April, 2011. Over the time it has been ranked as high as 104 699 in the world, while most of its traffic comes from USA, where it reached as high as 79 611 position. It was owned by several entities, from ProxyChains-3.1 (http://proxychains.sf.net) Universal Postal Union to Universal Postal Union, it was hosted by Client network, Union postale universelle and others.

Upu has a high Google pagerank and bad results in terms of Yandex topical citation index. We found that Upu.int is poorly ‘socialized’ in respect to any social network. According to MyWot and Google safe browsing analytics, Upu.int is a fully trustworthy domain with mostly positive visitor reviews.