The VPN Connection Failed Due to Unsuccessful Domain Name Resolution – Ultimate Fix!


If you have encountered the error, “The VPN Connection Failed Due to Unsuccessful Domain Name Resolution,” while trying to connect with a VPN server, it means your DNS settings are messed up. 

This usually happens when your internet’s domain name settings are not properly configured or the server you are trying to connect to is not optimized. Either way, you are unable to connect to the internet. The error can be frustrating as it keeps bugging its users and deprives them of proper connectivity. 

In this post, let’s explore the error a bit more to identify the problem and how it can be resolved. 

VPN Connection Failed Due to Unsuccessful Domain – Why does it happen?

The error appears from a configuration clash that appears when you are trying to use a VPN server that uses a different DNS than the one that you have already set up. 

You may be familiar with multiple DNS services, such as Google DNS, OpenDNS, etc., available for any user to set up and use. 

Usually, when someone manually changes their DNS and later tries to use a VPN client, the error The VPN Connection Failed Due to Unsuccessful Domain Name Resolution appears. This happens due to the conflict between the VPN server DNS and the already set up DNS that your PC is using. 

Another factor that causes the issue is the type of VPN service used. Such issues are common when you connect to a VPN server via a free client. That is because free servers are not properly configured or optimized to adapt the DNS settings.

How to Fix – VPN Connection Failed Due to Unsuccessful Domain Name Resolution?

Knowing the exact cause of the error simplifies the process of rectifying it. The error appears due to mismatched DNS settings. Hence, the ultimate way to fix the error is by switching your PC’s DNS settings to their default. 

This way, when a VPN connection is established, it can easily mold the DNS as per requirement.

There is a way you can resolve this – The VPN Connection Failed Due to Unsuccessful Domain Name Resolution error – 

Change Your DNS Settings Back to Default

Changing your domain name settings back to default is simple. You have to choose the automatic setting in the DNS setup window. Follow the steps below to initiate the process – 

Step 1 – Open the Run search utility using the Win+R shortcut.
Step 2 – In the Run search box, use the command NCPA.CPL and hit the Enter key.

Type ncpa.cpl

Step 3 – This will take you to all your network connections on your PC.
Step 4 – Right-click on the network that you are connected to. Open Properties.wifi status

Step 5 – In the properties window, spot the TCP/IPv4 connection and double-click on it.

wifi properties

Step 6 – You may open a new window of options.

Internet protocol version 4 - Obtain DNS server address automatically option
Step 7 – Click on Obtain DNS server address automatically instead of the manual one and save the changes.

After switching your DNS back to the basic one, you can get rid of the VPN connection failure error easily. In case this does not work, there’s one more thing that you can do. 

Pro Tip: Use Systweak VPN for Better Connectivity

In case you still face an issue, the error may lie in the VPN client that you are using. If you rely on a free VPN to give you an error-free connection, you may be wrong. The servers are extremely crowded and not at all optimized. This leads to errors similar to VPN connection failure due to unsuccessful domain name resolution. 

The ideal solution is to use a reliable VPN client, like the Systweak VPN. It offers quality servers and a pretty easy approach to changing servers. Simply download, install, and connect!

Use the Systweak VPN today to experience sheer convenience and avoid issues such as the VPN connection failing due to unsuccessful domain name resolution.

systweak vpn

With that, we have reached the end of this post. Hope you find it helpful. One thing is clear here no matter how you configure your DNS, if the server you are connecting to is not optimized properly, you will come across errors like the VPN connection failing due to unsuccessful domain name resolution. Hence, the ideal way is to switch to better servers or keep your DNS settings to default. 

Thanks for reading. Good luck with resolving your DNS problems!

Recommended :

Free Vs Paid VPN – Is the Risk Worth the Price?
How To Fix “DNS Server Not Responding” Windows 10

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About The Author

Dishank Sharma
Dishank Sharma

A creative tech-writer who loves to explore latest tech-trends & convey them to his readers in the simplest way possible. He loves to blend the crispness of technology with a pinch of creativity while curating best practices for the readers. In his free time, he likes to scribble poetry, listen to rap & travel.

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