Ef.co.kr is tracked by us since January, 2014. Over the time it has been ranked as high as 244 499 in the world, while most of its traffic comes from Korea, where it reached as high as 5 464 position. It was owned by several entities, from : domainadmintl@ef.com to EF Education First Korea, it was hosted by Akamai Technologies Inc., CloudFlare Inc. and others. While was its first registrar, now it is moved to Gabia Inc..

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