How to Change CentOS DNS Server [CentOS DNS Setting]

Learn the easiest way to change DNS servers on CentOS with our comprehensive guide. Optimize your network settings hassle-free. Get started now!

Updated: 17 Dec, 23 by Susith Nonis 2 Min

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If you find yourself needing to alter the Domain Name System (DNS) server settings on your CentOS (Community ENTerprise Operating System) system, you're in the right place. DNS servers play a crucial role in translating human-readable domain names into machine-readable IP addresses, allowing seamless navigation across the internet. Whether you aim to enhance performance, troubleshoot connectivity issues, or customize your network settings, understanding how to change DNS servers on CentOS can significantly impact your browsing experience. In this comprehensive guide, we'll walk through the step-by-step process, offering various methods and insights to successfully modify your CentOS DNS server settings efficiently.

CentOS is a powerful and popular Linux distribution. Its popularity means many resources are available to users who want to configure and use it. Changing the DNS server on CentOS is relatively simple and can be completed in a few steps.

In this article, we will show you how to change the DNS server on CentOS. We will cover both the graphical and command line methods. Let's get started!

If you're looking to change your CentOS DNS server, there are a few steps you'll need to follow.

1. First, you'll need to open up the /etc/resolv.conf file in a text editor (Nano or Vim).

nano /etc/resolv.conf

vi /etc/resolv.conf

2. Next, locate the line that starts with "nameserver" and replace the IP address that follows with the new DNS server's IP address.

nameserver 8.8.8.8
nameserver 192.168.1.1

3. Finally, save your changes and exit the text editor. That's all there is to it!

We hope this article has helped you change the CentOS DNS server. If you have any questions or comments, please feel free to leave them below. We would also love to hear from you if you have other tips or tricks for changing CentOS DNS servers. Also, if you need to test these commands in a real environment, you can order CentOS VPS from here.

Susith Nonis

Susith Nonis

I'm fascinated by the IT world and how the 1's and 0's work. While I venture into the world of Technology, I try to share what I know in the simplest way with you. Not a fan of coffee, a travel addict, and a self-accredited 'master chef'.

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Ericka Quigley

2024, Jun, 24

This is wonderfully detailed and incredibly helpful! Changing DNS settings on CentOS can seem daunting, but with your step-by-step guide, it becomes quite straightforward. I appreciate that you've covered both graphical and command line methods, catering to different user preferences. Thanks for taking the time to put this together; it's a great resource for anyone looking to optimize their network settings.