Ul.com is tracked by us since April, 2011. Over the time it has been ranked as high as 16 049 in the world, while most of its traffic comes from China, where it reached as high as 7 599 position. Signin.ul.com receives about 1.92% of its total traffic. It was owned by several entities, from Underwriters Laboratories 333 Pfingsten Road to Underwriters Laboratories of Underwriters Laboratories, it was hosted by UNDERWRITERS LABORATORIES INC. While NETWORK SOLUTIONS LLC. was its first registrar, now it is moved to Network Solutions LLC.

Signin.ul has the lowest Google pagerank and bad results in terms of Yandex topical citation index. We found that Signin.ul.com is poorly ‘socialized’ in respect to any social network. According to MyWot, Siteadvisor and Google safe browsing analytics, Signin.ul.com is a fully trustworthy domain with no visitor reviews.