Phdn.org is tracked by us since April, 2011. Over the time it has been ranked as high as 311 399 in the world, while most of its traffic comes from United Kingdom, where it reached as high as 87 628 position. It was hosted by RIPE Network Coordination Centre, OVH SAS and others. While was its first registrar, now it is moved to Public Interest Registry.

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