Most Reliable Free Public DNS Servers In 2022


Are you tired of your current DNS provider? Are you looking for a new, more reliable public DNS server in 2022? If so, this blog post is for you! In this post, we will explore the most reliable public DNS servers in 2022 and why they are worth considering. We will also provide instructions on how to switch to one of these servers. So without further ado, let’s get started!

What are public DNS servers?

A public DNS server is a Domain Name System (DNS) server that is freely available for anyone to use. DNS servers are used to resolve domain names (such as into IP addresses, and most internet service providers (ISPs) will provide their own DNS servers for their customers to use. However, there are a number of advantages to using a public DNS server instead of an ISP-provided one.

  • First, public DNS servers are often more reliable than ISP-provided ones, as they are not subject to the same outages and performance issues.
  • Second, public DNS servers usually offer better security features, such as DNSSEC support, which can help to protect against certain types of attacks.
  • Finally, public DNS servers usually offer more features and customization options than ISP-provided ones.

For example, many public DNS servers allow you to block certain types of content, such as pornography or gambling sites.

Why do you need them?

Public DNS servers are a crucial part of the internet infrastructure, providing a central directory of IP addresses that can be accessed by anyone. When you type a URL into your browser, the browser contacts a DNS server to find the IP address of the website you’re trying to reach. DNS servers are also responsible for translating human-readable domain names into machine-readable IP addresses. This is essential for applications like email, which need to be able to send messages to specific IP addresses.

Public DNS servers provide a robust and resilient system for resolving domain names, and they are constantly being updated with the latest information. As a result, they are an essential part of the internet infrastructure. without them, we would not be able to communicate or access information as easily as we do today.

How to choose the best public DNS server for your needs?

Choosing the best public DNS server may seem like a daunting task, but it doesn’t have to be. There are a few key things to keep in mind when making your decision.

  • First, consider what your needs are. If you’re just looking for basic DNS functionality, any of the popular public servers will likely suffice. However, if you need advanced features such as security or speed, you’ll need to do a bit more research to find the right server for you.
  • Second, take a look at theuptime and reliability of each server. You don’t want to choose a DNS server that is constantly down or slow.
  • Third, check out the security features each server offers. This is especially important if you’re concerned about data leaks or other security threats.

By keeping these things in mind, you can be sure to choose the best public DNS server for your needs.

The most reliable public DNS servers in 2022

1. Google Public DNS

Google Public DNS is a free, global Domain Name System (DNS) resolution service, that you can use as an alternative to your current DNS provider. It is the largest public DNS service in the world, with over 10 billion queries processed per day.

It was announced on December 3, 2009, and has been in operation since July 8, 2009. The Google Public DNS service is hosted in data centers worldwide and is used by billions of devices. It provides a fast, reliable, and secure way to resolve domain names. In addition to its own recursive name servers, Google Public DNS also operates several anycast name servers.

Anycast is a type of IP routing in which packets are sent to the closest server by using the Layer 3 routing protocol. This allows for improved performance and availability of the service.

Google Public DNS ( & anycast addressing to direct user requests to the geographically closest data center. This reduces latency and improves performance for users around the world. Google Public DNS is a free service that anyone can use. There are no ads, no tracking, and no logging of user data. The service is provided by Google as part of its commitment to making the web faster and more secure for everyone.

2. Cloudflare’s

Cloudflare’s is a free DNS resolver that promises to speed up your internet connection and improve your privacy. It does this by routing your DNS queries through Cloudflare’s global network, which includes more than 150 data centers around the world. is one of several public DNS resolvers that have been created in recent years, but it offers some unique advantages. For one, it’s one of the fastest DNS resolvers available, thanks to its large global network. It’s also more private than most other DNS resolvers, as it doesn’t store any logs of your queries. Overall, is an excellent choice for anyone looking for a fast and private DNS resolver.

3. Quad9

Quad9 is a Domain Name System (DNS) service that provides authoritative DNS resolutions for public websites. It is operated by the public-private partnership of IBM and the Global Cyber Alliance. The service uses DNS servers to provide accurate and up-to-date information about websites, which helps to protect users from malicious websites. Quad9 also offers a number of security features, such as data encryption and threat intelligence sharing.

In addition, the service is designed to be highly resilient, with a network of distributed DNS servers that can keep resolving names even if some servers are unavailable. Quad9 is a valuable tool for anyone who wants to improve their online security and protect their privacy.

4. OpenDNS

OpenDNS is a Domain Name System (DNS) service provider that offers free and premium DNS services for businesses and consumers. The company was founded in 2005 by David Ulevitch and is headquartered in San Francisco, California. OpenDNS’s DNS servers are used by millions of people worldwide, and the company claims to have the “world’s largest and fastest-growing DNS network.”

OpenDNS offers a variety of features, including content filtering and phishing protection. The company also provides an API that allows developers to build applications that integrate with the OpenDNS network.

5. Verisign Public DNS

Verisign Public DNS is a free, recursive Domain Name System (DNS) service. Verisign operates two of the 13 root servers for the DNS system, and offers this public DNS service as an alternative to using a ISP’s DNS server. In addition to being available for use by anyone, Verisign Public DNS is also used by companies and organizations as an external DNS service. For example, many large organizations use Verisign Public DNS to help provide redundancy and improve performance. Verisign Public DNS is also attractive to companies and organizations because it offers features such as security extensions and IDN support. By offering these features, Verisign helps to ensure that companies and organizations can use their preferred domain name while still being able to take advantage of the benefits of a public DNS system.


Google Public DNS is a free and secure Domain Name System (DNS) service that has been in operation since 2009. It provides fast and reliable resolutions for public websites, and its anycast addressing ensures that user requests are directed to the geographically closest data center. Quad9 is another great option for anyone who wants to improve their online security and privacy. OpenDNS is also a good choice, as it offers a variety of features such as content filtering and phishing protection. Verisign Public DNS is another reputable DNS service that offers security extensions and IDN support. No matter which public DNS service you choose, you can be sure that you’re getting a reliable and safe way to resolve website names.

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I am a computer engineer holding a bachelor's degree in Computer Science, complemented by a Master's in Business Administration from University of Strathclyde, Scotland. I currently work as a Senior IT Consultant in Melbourne, Australia. With over 15 years of...