How To Flush DNS On Windows 11: A Step-by-Step Guide

Home » How-To
Edgar Nicov Shield
How-To
Reading time icon 4 min. read

Calendar icon Published on

Fix Windows errors with Fortect:
Fortect can repair common computer errors by scanning your entire system for damaged or missing OS files and replacing them with the original, working versions. Optimize your PC in 3 simple steps:

  1. Download and Install Fortect on your PC
  2. Use the PC Scan feature to look up any Windows issues (including drivers)
  3. Right-click on Repair, and fix it within a few minutes.

Besides that, it helps you clean up junk files, fix stability problems, and get rid of annoying programs and malware traces.

Flushing your DNS (Domain Name System) cache on Windows 11 is a simple troubleshooting step that can resolve a variety of internet connectivity issues. The DNS cache stores the IP addresses of websites you’ve visited, allowing your computer to load them faster in the future. However, if the DNS cache becomes corrupted or outdated, it can lead to problems like being unable to access certain websites or experiencing slow internet speeds.

This guide will walk you through the process of clearing your DNS cache on Windows 11, providing a clear and easy-to-follow method to get your internet connection back on track. We’ll cover the necessary steps using the Command Prompt, ensuring a smooth and efficient process.

How Do I Clear My DNS Cache in Windows 11?

Step 1: Open Command Prompt as Administrator

The first step is to open the Command Prompt with administrator privileges. This is necessary to execute the command that clears the DNS cache.

  1. Click on the Start button.
  2. Type “cmd” or “command prompt” in the search bar.
  3. Right-click on “Command Prompt” in the search results.
  4. Select “Run as administrator.” A User Account Control (UAC) prompt may appear; click “Yes” to proceed.

Step 2: Execute the Flush DNS Command

With the Command Prompt open as an administrator, you can now execute the command to flush the DNS cache.

  1. In the Command Prompt window, type the following command: ipconfig /flushdns
  2. Press Enter.
  3. You should see the message “Successfully flushed the DNS Resolver Cache” if the command was executed correctly.

Step 3: Verify the DNS Flush (Optional)

While the success message indicates that the DNS cache has been cleared, you can further verify this by using another command.

  1. In the Command Prompt window, type the following command: ipconfig /displaydns
  2. Press Enter.
  3. If the DNS cache has been successfully flushed, the command will return a blank list, indicating that there are no cached DNS entries.

Step 4: Restart Your Browser

After flushing the DNS cache, it’s a good idea to restart your web browser to ensure that it’s using the newly cleared DNS settings.

  1. Close all open browser windows.
  2. Reopen your browser.

Step 5: Restart Your Computer (If Necessary)

In some cases, restarting your computer might be necessary to fully apply the changes. If you’re still experiencing internet connectivity issues after flushing the DNS and restarting your browser, try restarting your computer.

  1. Click on the Start button.
  2. Click on the Power icon.
  3. Select “Restart.”

Tips for Maintaining a Healthy DNS Cache

  • Regular Flushing: Consider flushing your DNS cache periodically, especially if you frequently encounter website loading issues.
  • Router Maintenance: Regularly restart your router to clear its DNS cache as well.
  • Use Reliable DNS Servers: Consider using reliable and fast DNS servers like Google DNS (8.8.8.8 and 8.8.4.4) or Cloudflare DNS (1.1.1.1 and 1.0.0.1). You can configure these in your network adapter settings.
  • Check for Malware: Malware can sometimes interfere with DNS settings. Run a scan with your antivirus software to ensure your system is clean.

Understanding DNS Server Options

Choosing the right DNS server can impact your browsing speed and security. Here’s a quick comparison:

Feature ISP DNS Google DNS Cloudflare DNS
Privacy Varies, often less private Better, but logs data Strong privacy focus
Speed Can be slower Generally faster Often the fastest
Reliability Varies Highly reliable Highly reliable
Configuration Automatic Manual Manual
Primary Address Provided by ISP 8.8.8.8 1.1.1.1
Secondary Address Provided by ISP 8.8.4.4 1.0.0.1

Clearing your DNS is a great way to troubleshoot internet issues!

FAQ

Why should I flush my DNS cache? Flushing your DNS cache can resolve issues like being unable to access certain websites, experiencing slow internet speeds, or seeing outdated website content.

How often should I flush my DNS cache? There’s no set rule, but flushing it when you experience internet problems is a good practice. You might also consider doing it periodically, like once a month.

What happens when I flush my DNS cache? Flushing your DNS cache removes the stored IP addresses of websites, forcing your computer to retrieve fresh addresses from DNS servers the next time you visit those sites.

Will flushing my DNS cache improve my internet speed? It can improve your internet speed if the cached DNS information is outdated or corrupted. However, it’s not a guaranteed fix for all speed issues.

Is it safe to flush my DNS cache? Yes, it is completely safe. Flushing your DNS cache is a standard troubleshooting step and won’t harm your computer or internet connection.

Related reading

Edgar Nicov

Edgar Nicov Shield

Edgar is a tech Editor with over 10 years of experience, specializing in AI, emerging technologies, and digital innovation. He delivers clear, engaging articles that simplify complex topics, while also covering security and privacy to help readers protect their digital lives.

Readers help support MSpoweruser. We may get a commission if you buy through our links. Tooltip Icon

Read our disclosure page to find out how can you help MSPoweruser sustain the editorial team Read more

User forum

0 messages