DNS (Domain Name System) servers are essentially phone books for the internet, translating domain names like “google.com” into IP addresses that computers can understand. Most people rely on their internet service provider (ISP) to provide a DNS server, but what many people don’t realize is that there are numerous free and public DNS servers available that can offer improved speed, security, and even parental controls. Here are some of the best free and public DNS servers available as of March 2023.

1. Cloudflare (1.1.1.1)

Cloudflare is a well-known company that provides a suite of internet security services, and their DNS server is highly regarded for offering both speed and security. In addition to being one of the fastest DNS servers available, Cloudflare also has built-in protection against phishing and other security threats. Their DNS server can be easily set up on any device, and they also offer an optional mobile app for Android and iOS users.

2. Google (8.8.8.8)

Google’s Public DNS is a popular choice for many users seeking a reliable, fast, and simple DNS server. Google’s server often ranks among the top DNS servers in terms of speed and can be easily configured on most devices. In addition to its speed, Google also provides some security measures to help protect users from malicious websites.

3. OpenDNS (208.67.222.222)

OpenDNS is a well-known DNS provider that offers both free and paid versions of its service. Their free service provides basic parental controls to block adult content and other inappropriate websites, making it a good choice for families. OpenDNS also provides robust security features that help prevent malware and phishing attacks.

4. Quad9 (9.9.9.9)

Quad9 is a relative newcomer to the DNS scene, but it has quickly gained popularity due to its focus on security and privacy. Quad9 blocks access to known malicious websites and also provides a level of privacy protection by not logging any user data. Its server setup is relatively straightforward and can be done on most devices.

5. Comodo Secure DNS (8.26.56.26)

Comodo is primarily known for its antivirus software, but it also offers a free DNS server that provides a combination of security and speed. Comodo Secure DNS blocks access to known malicious websites and also offers a feature called “Content Filtering” that allows users to block websites based on categories like porn, gambling, and social networking.

In conclusion, using a free and public DNS server can help improve internet speed, security, and offer added features like parental controls. The above mentioned DNS servers are some of the best options available as of March 2023 and can be easily configured on most devices. Ultimately, the choice of DNS server depends on personal preferences and needs, but using any of the above servers can provide an enhanced internet experience.