In this post, we will talk about how to fix Minecraft Can’t resolve hostname problem. The problem occurs when a user tries to connect to their friend’s server or even join a new server. The error indicates that Minecraft cannot connect to the hostname because the IP address cannot be found. Luckily, just like any other Minecraft issue, this problem can also be fixed quickly. Just try the solutions mentioned in this post to fix the problem.
Why can’t Minecraft solve the hostname problem?
There can be several reasons why Minecraft is unable to resolve the hostname issue. But among all, below are the most common ones causing the problem.
- If the IP address is incorrect, you will see an error message.
- The problem occurs if the Windows firewall is blocking Minecraft.
- If the DNS range is badly assigned, you will most likely encounter an in-game error message.
Now that you know about the various reasons causing the problem, let’s see how to fix them.
Minecraft can’t resolve hostname
Below is a list of all the effective solutions you can try to fix when Minecraft cannot resolve the hostname.
- Please enter the correct hostname
- Connect to the correct IP address
- Flush DNS cache
- Check for server issues
- Allow Minecraft Through Windows Firewall
Let’s consider all these solutions in detail.
1]Enter the correct hostname
Before trying any of the following technical solutions, the first thing you should make sure is that you spelled the hostname correctly. Also check if the server’s IP address is spelled correctly. As it turns out, even one extra space, character, or space can be the cause of the problem.
Try connecting to the server again after correcting the hostname and IP address of the server. If the problem is solved, you are good to go. But if it continues, try the next solution on the list.
2]Connect to the correct IP address
One of the best solutions that you can use to resolve that Minecraft can’t fix the hostname problem is to connect to the correct IP address. To do this, follow the steps below.
- To get started, press the Windows key to open the Start menu.
- Enter the command line and as a result select Run as administrator.
- In the command line window, type nslookup
and press the enter key. Assume if the hostname is play.windows789.org, enter nslookup play.windows789.org.
- In the Non-Authoritative Response section, you will find the server’s actual IP address. Copy it.
- Paste the copied server IP address into the Minecraft file.
Now check if the problem is fixed or not. If not, try the next solution.
See: Fixed an issue that caused Minecraft to crash with exit code 0
3]Flush DNS Cache
A large amount of DNS cache data can be another major reason for the mentioned problem. You will have to flush your DNS cache data to fix this issue. Here are the steps you need to follow to get the job done.
- Open a command prompt in an administrator window.
- Type ipconfig/flushdns and press the enter key.
- After executing the command, you will see Windows IP Configuration. The DNS resolver cache was successfully cleared.
- Now close the command prompt window.
That’s all. Your DNS cache should have already been flushed. Check if the problem is fixed or not.
See: Fix Minecraft Launch Error 0x803f8001 on Windows PC
4]Check for Server Issues
If you are still experiencing the issue, there is a high chance that the problem is with the server. In this case, the best thing you can try is to check the server outside of Minecraft. Here’s how it’s done.
- Open a command prompt in administrator mode.
- In the space provided, enter ping
and press the enter key.
- If you see the message Request timed out, it means you can’t connect to the server. Whereas, if the command runs without any issues, it indicates that the Windows firewall setting is basically causing the mentioned Minecraft issue.
5]Allow Minecraft from Windows Firewall
If Minecraft is blocked in the Windows Firewall settings, you will see the said error message. You will need to whitelist Minecraft from Windows Firewall in order to fix this issue. Go through the process and check if there is a difference.
How to fix hostname resolution error?
If the application fails to resolve the hostname, you can try the following fixes: First, make sure you are entering the correct information, check if the server is running, and allow the application through the Windows Firewall settings. Flushing the DNS cache can prove to be another effective solution in this situation.
Why does it say Unable to resolve hostname?
The “Unable to resolve hostname” issue mostly occurs when you have entered the server’s hostname incorrectly. To resolve this issue, double check the hostname and remove any extra spaces or characters that are causing the issue.
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