Protective DNS ServiceQuad9, a fast new DNS service designed to automatically prevent you from accessing known malicious websites. Easy to set up, simply change your DNS settings on your router:
Open Control Panel, select Network and Internet, and then select Network and Sharing Center. Click Change adapter settings on the left pane.
Right click the network interface connected to the internet, and select Properties. Select Internet Protocol Version 4 (TCP/IPv4) from the list and click Properties.
Select “Use the following DNS server addresses” and type 188.8.131.52 into the Preferred DNS server box.
Click OK then Close to save your settings.
Job done, then browse as normal, protected.