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How to automatically block malware and adult content on your PC or Mac

Cloudflare has just expanded its offer of DNS servers by inaugurating two new resolvers capable of automatically filtering access to sites potentially at risk for your machine. 1.1.1.1 for Families indeed offers two DNS servers capable for the first of blocking sites known to spread malware , and for the second to block malware but also adult sites.

If in this case the change of native DNS, provided by your ISP allows you to filter access to certain sites, change DNS servers to other virtues, such as increasing the speed of access to the sites you visit, or even preventing your ISP to track your activity.

While it is possible for some Internet service providers to modify the DNS directly in the box settings, this is not the case on all offers. Fortunately, it is possible to modify the DNS used by default directly from your computer. Here's how.

List of Cloudflare DNS servers:

Classic Cloudflare DNS, without blocking

  • Primary server in IPv4:: 1.1.1.1
  • Secondary server in IPv4:: 1.0.0.1
  • Primary server in IPv6: 2606: 4700: 4700 :: 1111
  • Secondary server in IPv6: 2606: 4700: 4700 :: 1001

DNS Cloudflare with malware blocker

  • Primary server in IPv4 : 1.1.1.2
  • Secondary server in IPv4 : 1.0.0.2
  • Primary server in IPv6 : 2606: 4700: 4700 :: 1112
  • Secondary Server in IPv6 : 2606: 4700: 4700 :: 1002

DNS Cloudflare with Malware and Adult Content Blocker

  • Primary server in IPv4 : 1.1.1.3
  • Secondary server in IPv4 : 1.0.0.3
  • Primary server in IPv6:2606: 4700: 4700 :: 1113
  • Secondary Server in IPv6 : 2606: 4700: 4700 :: 1003

Change DNS on Windows

1. Open the settings

Click on the menu Start and go to them Windows settings.

Then enter the menu Network and Internet, access the parameters of your connection by clicking on Wireless or Ethernet in the side column, depending on the type of connection you are using.

2. Change the adapter options

Scroll through the options until you reach the Associated parameters. Then click on Change adapter options.

In the window that opens, locate the network card used by your computer to connect to the Internet. Right click on its icon and access its Properties.

3. Change the default DNS servers

In the window that opens, in the list of elements used by the connection, select Internet Protocol version 4 (TCP / IPv4) or Internet Protocol version 6 (TCP / IPv6), depending on the network protocol used by your Internet Service Provider.

In the new window that is displayed, take an interest in the lower part and select Use the following DNS server address.

Enter the address of Preferred DNS server, and Auxiliary DNS server then validate by clicking on OK then on To close.

4. Check your DNS configuration

Your PC should now automatically use the Cloudflare DNS servers that you have just configured. To check it, open a window in your web browser and go to https://1.1.1.1/help.

If everything went well, this test page should say Yes in front of Connected to 1.1.1.1.

Change DNS on macOS

1. Open System Preferences

On your Mac, open the System Preferences macOS and go to the section dedicated to Network.

2. Access the advanced settings

Select your connection mode, and click on the button Forward

In the window that is displayed, place yourself in tab DNS then, at the bottom of the left-hand side, click on the button +.

Depending on the TCP / IP protocol used by your ISP (IPv4 or IPv6), enter the address of the primary DNS server and press the Enter key on the keyboard. Repeat the operation for the address of the secondary DNS server.

Once this information is complete, click on OK to validate, then on Apply and close them System Preferences.

3. Check the DNS used

To verify that the configuration of Cloudflare's DNS has been completed correctly on your Mac, open your web browser and go to https://1.1.1.1/help.

This Cloudflare test service should indicate Yes in front of Connected to 1.1.1.1, confirming that you are using its DNS servers.