These files simply log visitors to the site – usually standard procedure for hosting companies and the analytics hosting section of these services. The information inside the log files includes internet protocol (IP) addresses, browser type, Internet Service Provider (ISP), date/time stamp, referring/exit pages, and possibly the number of clicks.
This information is used to analyze trends, administer the site, track user movement around the site, and gather demographic information. IP addresses, and other such information are not linked to any personally identifiable information. Cookies and the Web.