K-Line and G-Line Information:

Basically there are 6 major K and G-Line Reasons:

The following 3 reasons are covered in details here
Ma/Web - Mass Advertising a Website
Ma/Inv - Mass Advertising a Channel
Ma/Net - Mass Advertising another IRC Network

Exp/Vrs - Exploit/Virus - A virus has been detected on your computer which compromises your computer and the network. Run an anti-virus program on your computer or use this free online virus scanner
Exp/Bd - Explot/Backdoor - An exploitable backdoor has been detected on your computer. Most likely this is a  Trojan on your computer. You can get a trojan cleaner such as The Cleaner

Unwelcome Bots - You have joined a channel known to be frequented by floodbots.

Each of these bans last 30 days but you can email kline@linkirc.net with the full details about your akill. Copy all the connection information