Hal.ac.jp is tracked by us since April, 2011. Over the time it has been ranked as high as 154 199 in the world, while most of its traffic comes from Japan, where it reached as high as 11 328 position. Portal.hal.ac.jp receives less than 1% of its total traffic. It was owned by several entities, from HAL COLLEGE OF COMPUTER TECHNOLOGY to Terada Nobuo of HAL COLLEGE OF COMPUTER TECHNOLOGY, it was hosted by HAL INSTITUTE OF COMPUTER TECHNOLOGY.

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