What Is the Best DNS Server for Security?


Heather Bennett

What Is the Best DNS Server for Security?

When it comes to internet security, one important aspect to consider is the Domain Name System (DNS). The DNS is responsible for translating human-readable domain names into IP addresses that computers can understand. However, not all DNS servers are created equal in terms of security.

The Importance of a Secure DNS Server

A secure DNS server helps protect your online activities by preventing unauthorized access and blocking malicious websites. By using a secure DNS server, you can enjoy a safer browsing experience and reduce the risk of falling victim to phishing attacks or malware infections.

Top Secure DNS Servers

There are various secure DNS servers available that prioritize security and privacy. Let’s explore some of the best options:

  • 1. Cloudflare: Cloudflare’s 1.1.1 is one of the most popular secure DNS servers available. It focuses on privacy and offers fast performance, making it an excellent choice for both security-conscious individuals and businesses.
  • 2. Google Public DNS: Google Public DNS (8.8.8 and 8.4.4) is another reliable option known for its speed and security features.

    It automatically blocks known malicious websites, providing an additional layer of protection.

  • 3. OpenDNS: OpenDNS offers both free and paid versions, with its free version providing basic security features like blocking phishing sites and malware domains.
  • 4. Quad9: Quad9 (9.9.9) is a non-profit organization that focuses on blocking access to known malicious domains based on threat intelligence sources.

How to Change Your DNS Server

Now that you know about some of the best secure DNS servers, you might be wondering how to change your DNS server settings. Here’s a step-by-step guide:

  1. For Windows:
    • Go to the Control Panel and click on “Network and Internet. “
    • Select “Network and Sharing Center.

    • Click on “Change adapter settings” in the left-hand menu.
    • Right-click on your network connection (e.g., Ethernet or Wi-Fi) and select “Properties. “
    • Select “Internet Protocol Version 4 (TCP/IPv4)” and click on “Properties. “
    • Choose the option to manually set your DNS server addresses and enter the desired DNS server IP addresses provided by your chosen secure DNS server.
  2. For macOS:
    • Go to “System Preferences” and click on “Network.”
    • Select your network connection (e., Wi-Fi or Ethernet) from the left-hand menu.
    • Click on the “Advanced” button.Select the “DNS” tab.Add the desired DNS server IP addresses provided by your chosen secure DNS server by clicking on the “+” button under the DNS Servers section.
    • For Linux: l1i

    • Edit “/etc/resolv.conf” using a text editor like nano or vi.Add the line “nameserver [desired DNS server IP address]” to set your DNS server. Replace “[desired DNS server IP address]” with the IP address provided by your chosen secure DNS server.Save the file and restart your network connection.


Choosing a secure DNS server is essential for enhancing your online security and protecting yourself from potential threats. Cloudflare, Google Public DNS, OpenDNS, and Quad9 are some of the top options available. By following the instructions provided, you can easily change your DNS server settings and enjoy a safer browsing experience.

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