RadVPN's DNS proxy servers forward all requests to Google's public DNS servers
acting as a go-between
A legitimate DNS server
you've been using may have been infected, as well.
The aeCERT has recommended checking the DNS Server
settings on the computer in order to detect this malware, and scan machines with up-to-date antivirus tools in order to find and remove the malware.
Normally, an Internet-connected computer uses a DNS server
provided by the computer owner's Internet Service Provider, or ISP.
are suddenly overwhelmed by spoofed DNS requests and responses, causing the server to process requests more slowly until it eventually fails entirely.
They work by setting up their own DNS server
, sending an email to a company's DNS server
, thereby making contact and placing a code on the system.
In the case of DNS, when a critical DNS server
goes down, the quicker the problem is identified and corrected, the sooner data can be made available--meaning less financial loss is incurred and less recovery time may be required later.
The reliability of the TZO service is assured through a distributed Dynamic DNS server
system with redundant DNS servers
in five different locations throughout North America.
Those DNS servers
will "go dark" on July 9th of this year, and subscribers who have not changed the rogue DNS server
addresses in their equipment may go dark as well.
For instance, if a user enters the domain name on his/her web browser's address bar then the PC will contact that particular DNS server
in order to find the IP address for the required website.
TELECOMWORLDWIRE-1 September 2008-Nominum introduces new security for Vantio caching DNS server
platform(C)1994-2008 M2 COMMUNICATIONS LTD http://www.
ISC said almost every Internet transaction, such as finding a website, or sending an e-mail, starts with a DNS query and claimed, with root DNS server
presenting a target for hackers, its security requirements are very high.