http://www.ibisgaming.com/zm_stats/player.php?id=61223
Unless he was using a different Steam ID and different IP, I think you've got the wrong fellow.
I was going to mention something earlier, was a little perturbed with CSS altogether though so I got bored and took a nap.lol.
There is a fellow that was playing ZM around... approx 1300 hrs today (EST) using special characters to spell Mayhem, wearing the <ibis> tag. Don't know if he's a member or not, and that's about all I've got from an investigative standpoint.