Pgu.ac.ir is tracked by us since April, 2011. Over the time it has been ranked as high as 71 477 in the world, while most of its traffic comes from Iran, where it reached as high as 986 position. Sigma.pgu.ac.ir receives less than 8% of its total traffic. All this time it was owned by Persian Gulf University, it was hosted by Persian Gulf University Boushehr, Persian Gulf UniversityBushehr Iran Postal Code :7516913817 and others. While was its first registrar, now it is moved to NIC-IR.

Sigma.pgu has the lowest Google pagerank and bad results in terms of Yandex topical citation index. We found that Sigma.pgu.ac.ir is poorly ‘socialized’ in respect to any social network. According to Siteadvisor and Google safe browsing analytics, Sigma.pgu.ac.ir is quite a safe domain with no visitor reviews.