Nri.ac.ir is tracked by us since April, 2011. Over the time it has been ranked as high as 143 099 in the world, while most of its traffic comes from Iran, where it reached as high as 3 544 position. Oa.nri.ac.ir receives about 26.68% of its total traffic. It was owned by several entities, from Power Research Institute to Niroo Research Institute, it was hosted by Niroo research institute and Sefroyek Pardaz Engineering Company. While was its first registrar, now it is moved to NIC-IR.

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