Oplin.org is tracked by us since April, 2011. Over the time it has been ranked as high as 248 615 in the world, while most of its traffic comes from USA, where it reached as high as 34 454 position. It was owned by several entities, from Ohio Public Libraries Information Net Ohio Public Library Information Network to Ohio Public Library Information Network, it was hosted by Ohio Public Library Information Network (OPLIN) and Amazon Technologies Inc.. While was its first registrar, now it is moved to Public Interest Registry.

Oplin has a high Google pagerank and bad results in terms of Yandex topical citation index. We found that Oplin.org is poorly ‘socialized’ in respect to any social network. According to MyWot and Google safe browsing analytics, Oplin.org is a fully trustworthy domain with no visitor reviews.