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Final DNSChanger warning


It’s here, folks! If the replaced DNSChanger servers don’t get another deadline extension, more than 500000 computers may not be able to reach their configured DNS service after next Monday, July 9th, 2012.  In other words, it will be practically impossible for them to use them to surf the Internet using the human friendly domain names like That’s right, many of the systems that were infected by DNSChangerstill have their DNS (Domain Name Service) settings the way they were altered by the malware, even when the malware itself has been removed.

So, what exactly is DNSChanger?

If you have no idea what I am talking about, take a quick peek at one of our previously published posts:


Which countries had the most infections?

Courtesy of


How can you find out whether your system was affected?

Several web sites have been set up to provide a check-up service and additional information on the threat, such as or


How can you recover from it?

The malware can be completely removed using our free ESET Online Scanner and the system DNS can be re-set to use – for example – the Google Public DNS.

Peter Stancik
Security Evangelist

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