Onlinejudge.org is tracked by us since April, 2011. Over the time it has been ranked as high as 66 849 in the world, while most of its traffic comes from Egypt, where it reached as high as 3 012 position. It was owned by several entities, from Miguel Revilla Rodriguez 1&1 Internet Espana S.L.U. to REDACTED FOR PRIVACY, it was hosted by RIPE Network Coordination Centre, SCALEWAY and others. While was its first registrar, now it is moved to Public Interest Registry.

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