Here is the mob that I got it from
C/NETThere is also a quick check if you are on a network.
For Windows users:
Go to Start menu.
Select Run...
Type: cmd.exe [press ENTER].
Type in the black command window: ipconfig /all [press ENTER].
Search for the line that says "DNS Servers." Often, two or three IP addresses are listed.
Compare against list of rogue IP addresses.
For Apple users:
Go to System Preferences.
Select Network.
Select the connection used for internet access (typically. AirPort or ethernet).
Select Advanced.
Select the DNS tab.
Compare against list of rogue IP addresses.
Note; I'm a Windows user so have no idea about Mac's