Cookies are small text files that your web browser places on your computer to record your browsing activity. This website uses Google Analytics to provide statistics on visiting traffic. Google states:
Like many services, Google Analytics uses first-party cookies to report on visitor interactions. These cookies are used to store non-personally identifiable information, such as what time the current visit occurred, whether the visitor has been to the site before, and what site referred the visitor to the web page. Browsers do not share first-party cookies across domains.