Welcome to the Anti-Botnet-Advisory Centre, a service from eco – Association of the German Internet Industry with financial support from the Federal Office for Information Security (BSI).
On this page you can check whether the DNS settings of your home network or your computer have been manipulated. On November 11th, the Ghost-Klick-DNSChanger botnet was taken down by the FBI. You can check here if your computer is compromised by this malware that changes dns settings on your computer or your home network.
DNS-Check in 3 Steps
This wizard guides you step by step through the test. To perform the test you have to agree to the transmission of the data indicated below by enabling the checkbox. In the second step, we check both dns-ok.de and a database operated by us with the DNS data provided by FBI. On the result page you’ll be shown if there is a likely manipulation of your DNS settings and in that case additionally a link with further instructions for your operating system.