Steamid Problem Help!

[crumbles]

Hey theres a coupel steamid's that are comming up under my name and ip, no one has touched my compouter or logged in as me, nor have i logged in as anyone else. I'm only seeming to have this problem on the Odin's server
thats my steamid
http://tracker.thecatacombs.net/?steamid=STEAM_0:1:1789166&ex_id=1&details=&start=0&sort=default

here are the issues
http://tracker.thecatacombs.net/?steamid=STEAM_0%3A1%3A5691262&ex_id=1&name=&ip=71.105.176.249

http://tracker.thecatacombs.net/?ip=64.142.92.105&ex_ip=1

hwo could this have happened if no one else is using my computer or log ins?

[Zogo]

is it some kind of log error?