To learn more about how we use cookies, please visit our <b>Cookie Policy</b>.</li> <li> <b>Clear GIFs</b>. Clear GIFs, sometimes called “pixel tags,” or “web beacons” are file objects, usually a graphic image such as a transparent one pixel-by-one-pixel GIF, that are placed on a web page, advertisement, or in an email message. The GIF may tell us the IP address of the device that fetched our page, the URL of the page the GIF is on, the time the page was viewed, the type of browser used, and it can also identify a previously set cookie value, and how and where a user accessed a website.