hello everyone i hope someone can help me because im confused. basically what happened was last night i was playing some online gaming then zonealarm popped up "blocked XX.XX.XX.XX"(i cant remember the ip address)but i thought it was someone hacking my pc so i done some digging and it turned out to be cs104.msg.ac4.yahoo.com(which is used for yahoo messenger) sending a data packet to ip address my router automatically selects to connect me to internet) the only problem is that i didnt even have yahoo messenger running when the data packet was sent from yahoo to my pc network!.

can anyone help me out here

Operating System:Windows XP Pro
Software Version:7.0
Product Name:ZoneAlarm (Free)