DNS stands for Domain Name System. Websites have two kinds of addresses. One is URL(Uniform Resource Locator) and other is IP(Internet Protocol) address. People uses URLs to find websites, but computer use IP addresses to find websites. DNS translate the URL into IP address and IP address into URL. When you enter a domain name in your web browser, then the IP address of website is determined by the DNS server on the request of your Computer. Computer is using this IP address to connect to website. DNS servers are handled by Internet Service Providor and are present in your PC network configuration. DNS and DNS Servers are very important, without them, you cannot connect to the outer world and share information with them.
Now a days, criminals are using different tactics as if they can control DNS server, they can see those sites, to whom user is connecting. By controlling user DNS, criminal can enter fake user in user DNS and can interfere with user online web browsing. DNS Changer is a malware software, by which criminal used to infect user computer. Criminal replace the user DNS server with their own DNS server and then control all the traffic on user computer and this DNS server is known as rogue DNS server.
FBI have detected this DNS server as posted on their website and taking proper measures to block this server and let the user feel safe in internet world. In many cases, user are feeling connectivity issues as they get disconnect by rogue DNS server. This is just temporary and you will be back to normal speed asap.
You need to regularly check your DNS and DNS Servers configuration and if you see any kind of malware activity, then just report it, and avoid future worries. This is question of your computer privacy, and a big question to your data security. So, never hesitate to take any step regarding this criminal activity.
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