Optolong.com is tracked by us since August, 2015. Over the time it has been ranked as high as 286 499 in the world, while most of its traffic comes from Pakistan, where it reached as high as 16 216 position. It was owned by several entities, from wang hailong of Kunming Yulong Optical&Electronics Technology Co. Ltd. to wang hailong of Optolong Optics Co.ltd, it was hosted by WEBSITEWELCOME.COM, CloudFlare Inc. and others. While HICHINA ZHICHENG TECHNOLOGY LTD. was its first registrar, now it is moved to Alibaba Cloud Computing (Beijing) Co. Ltd..

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