An email address and real name can optionally be provided for account recovery and attribution purposes.</p> <h3 id="informationreceivedautomatically">Information Received Automatically</h3> <p>When you request a page on any of our sites, the web server automatically collects information about you, such as the your IP address, browser version and type, type and version of your operating system, the URL that referred you to this site, and in some cases the name of your internet service provider or mobile carrier.