How can you detect if your computer has been violated and infected with DNS Changer?

by techtiptom

Originally posted on on 07/09/2013


An industry wide team has developed easy “are you infected” web sites.  They are a quick way to determine if you are infected with DNS Changer. Each site is designed for any normal computer user to browse to a link, follow the instructions, and see if they might be infected. Each site has instructions in their local languages on the next steps to clean up possible infections.

For example, the will state if you are or are not infected (see below).

  • No Software is Downloaded! The tools do not need to to load any software on your computer to perform the check.
  • No changes are performed on your computer! Nothing is changed on your computer when you use sites like
  • No scanning!  The “are you infected with DNS Changer” tool does not need to scan your computer.

If you think your computer is infected with DNS Changer or any other malware, please refer to the security guides from your operating system or the self -help references from our fix page (

If you are not affected by DNS Changer then do nothing.

If the Check-Up Site indicates that you are affected then either follow the instructions on that site or go to the “FIX” page.

Would my Service Provider Help Me?

Many service providers are notifying their customers. They are creating help pages that will help you detect and clean up DNS Changer from your system. Here is a partial list. Please contact your SP if you do not see them on the list.

ISP Page
AT&T AT&T DNS Changer information page for Home and Business Customers and 8 Suggestions for Mitigating and Preventing DNSChanger Malware in your Enterprise – What Can Help You Avoid Being a Victim
Bell Canada Important information about DNS Changer malware
CenturyLink CenturyLink DNSChanger Customer Notice
Comcast DNS Changer Bot FAQ
COX COX DnsChanger Malware Information
Shaw Communications Shaw Virus Protection
Telecom Italia Assistenza Tecnica per DNS Changer Malware
Time Warner Cable & RoadRunner Time Warner Cable & Roadrunner Website for DNS Changer Malware
Verizon Verizon’s Virus Help Website for DNS Changer Malware