Refer 2.01: This looks handy. I always found that browsing the HTTP_REFERER field of my log files was awfully interesting.
“Refer is a web application that tracks incoming referrers (visitors who followed a link found elsewhere) to your website.
What does it do?
An up-to-the-minute list of referrers, in reverse chronological order, is displayed on a page. You can see Refer in use here”