O1.ru is tracked by us since April, 2011. Over the time it has been ranked as high as 289 615 in the world, while most of its traffic comes from Russian Federation, where it reached as high as 129 008 position. All this time it was owned by LLC "Euromoda", it was hosted by Digital Networks CJSC, Hetzner Online GmbH and others. While RUCENTER-REG-RIPN was its first registrar, now it is moved to REGRU-RU.

O1 has a decent Google pagerank and bad results in terms of Yandex topical citation index. We found that O1.ru is poorly ‘socialized’ in respect to any social network. According to MyWot, Siteadvisor and Google safe browsing analytics, O1.ru is a fully trustworthy domain with mostly negative visitor reviews.