Sat. May 25th, 2024

How to Fix “DNS Server Unavailable”

your DNS server might be unavailable

If you are suffering from your DNS server might be an unavailable error, nothing to worry about and go through this article to get out of it. This pandemic has changed many people’s working styles and environments permanently. Before coronavirus, only 17 percent of US employees were working from home. Today, the numbers increased, and almost 44% of US employees are working from home. They are taking their business online by creating websites in different niches.

If you are also a website holder, you must know about DNS. DNS is the Domain name system server where all the domains get stored. And, commonly, DNS servers can fail to establish connections sometimes. If you try to troubleshoot your browser, it will result in the DNS server not responding. 

Want to know how to deal with this problem? Here are my top recommendations to solve your DNS server might be unavailable.

Your DNS Server Might Be Unavailable- Introduction

It is a common problem that your DNS server can fail to establish a connection sometimes. 

That means you can’t connect to your internet until you didn’t fix this error. 

However, if you are a website holder, you must be familiar with DNS. Yeah, DNS is a Domain name system server where all your domains get stored. 

So whenever you try to search for any domain name on your browser, understand that it is from your router to a DNS server. 

By chance, if you face this DNS problem, you can get out of this by just resetting your router.   

You only have to press the router reset button, or you can unplug and reconnect your DNS power cable. 

However, internet connection has become a most vital part of our life because almost everyone is working from home in this pandemic time.

However, there are different types of this error. Below, we will show you some of these. 

  • DNS server disconnected:- It is also like many other DNS and caused due to your internet connection. 
  • The DNS server timed out:- This error arises when your PC is not reaching your DNS server. 
  • DNS server might be down:- It is an unlikely error, and you need to move to a different DNS server to fix this issue. 
  • The DNS server might be experiencing problems:- If you face this problem on your PC, try to start your internet again after a couple of minutes. 
  • DNS server not responding:- This problem occurred when you didn’t check your DNS configuration. 
  • The DNS server keeps disconnected:- Mostly, this problem relates to your poor internet connection. 
  • DNS server could not be found:- If you face this type of DNS error, make sure that your DNS address is correct or not. 
  • DNS server not found:- Again, you need to check your DNS server’s address and check its configurations.  

9 Best Solutions for Fixing Your DNS Server Might Be Unavailable

You do not have to feel frustrated and panic if you suddenly see this error on your screen. 

This DNS problem is common, and you can fix this by applying some simple methods and steps. 

There is nothing rocket science behind this error that you need to feel panic.

That means you only have to follow some simple steps, and there you successfully resolved this problem. 

In this section, we will discuss some efficient solutions and steps to resolve your DNS server might be an unavailable error. 

So let’s get started. 

#1 Reset your router

Resetting your router is the first and foremost thing you should do if you face any DNS server issue. 

It is a simple and efficient solution for your DNS problem. The only thing you have to do is press the router button. 

On the other hand, you can also unplug and reconnect the router cable to fix your DNS error. 

Remember that this solution will work only when your DNS problem is minor. 

If you got stuck in a big DNS problem, this solution might not work. So, in that case, you can check out our other solution. 

#2 Make sure that your PC properly connected

Your computer not properly connected can also be the reason behind your DNS issue. 

Sometimes we connect our computer directly to the modem instead of a router which is a massive mistake. 

Therefore, make sure to connect your PC accurately. So you will not be stuck in any DNS problem anymore. 

#3 Flushing the DNS

It is one of the most effective ways to resolve your DNS server problem. In this way, you are solving your internet issue by requesting a new IP address from your ISP server. 

Below, we mention the simple steps to perform this method to resolve your DNS server problem. 

  • At your desktop screen, press the Windows key + R

After pressing the Windows key+R on your desktop screen, a pop-up run dialogue box will appear at the bottom left corner of your screen. 

your DNS server might be unavailable

 

  • In the run dialogue box, you need to type cmd.exe and click on the ok button. 
  • After clicking on the ok button, a cmd window will appear on your screen. You have to type commands like ipconfig/flushdns; ipconfig/release; ipconfig/renew; exit on that cmd window. 

But make sure to press enter after each command you will enter on your cmd window. 

Hurray! You successfully resolve your DNS server issues. You see that how to solve your DNS server might be an unavailable error.

#Tip: How can I flush your DNS on macOS?

If you want to know how to flush your DNS server on your Mac, follow the steps given below. 

However, the steps of flushing your DNS will depend on your Mac version you are using. 

But do not worry. We will show every single step for each Mac version you’re using. 

  • Firstly, you need to launch your Finder window. 
  • Visit the Applications sections followed by utilities and ending in the terminal
  • You have to write the syntax depending on the Mac version you are using. 

If you are using the macOS High Sierra version, write sudo killal -HUP mDNSResponder; sleep 2; echo macOS DNS Cache Reset | say 

On the other hand, if you are using the macOS Mojave version, you need to write sudo killall -HUP mDNSResponder; sleep 2;

If you are using the macOS X EL capitan/Yosemite version, you have to write sudo dscacheutil -flushcache;sudo killal -HUP mDNSResponder; say cache flushed.

If you are using the macOS Sierra version, type sudo killall -HUP mDNSResponder; say DNS cache has been flushed. 

  •  After typing the syntax according to your macOS version, click on the return button. 
  • Type your password and click on the return button one more time.

After completing all these steps, audio will release showing that you successfully flushed your DNS. 

Remember that you need to flush both UDNS and MDNS cache before exiting the terminal if you want to flush DNS on the macOS X version.

The only thing you have to do is type sudo discoveryutil mdnsflushcache for the MDNS cache. 

On the other hand, you have to type sudo discoveryutil udnsflushcaches for the UDNS cache before exiting the terminal. 

#4 Uninstall multiple security programs

One of the main reasons for causing DNS server error is using more than one security program on your computer. 

It will create conflicts between your antivirus and antimalware software that will further result in a DNS server issue. 

So that is why we will recommend you uninstall multiple security programs from your system. 

Make sure to use only one antivirus to protect your system from viruses. However, there is a fuzz about Avast that is the reason behind causing the DNS issue. 

So if you are using Avast on your PC, make sure to remove it as soon as possible. 

#5 Run your Windows Network Troubleshooter

If you are using a Windows computer, you must know that it comes with an inbuilt Network troubleshooter. 

If it is present on your computer, you will be happy to know that using it can also help you to resolve your DNS server problem. 

However, this feature will help you know the cause of the DNS problem and find the solutions. 

The only thing you have to do is type the network troubleshooter in the Cortana box at the bottom left corner of your screen. 

Then, click on it and follow the on-screen prompts to start the troubleshooting process. 

#6 Typing IP address manually

Entering an IP address manually is another one of the best methods to resolve your DNS server might be an unavailable error. 

Here are the steps for resolving your DNS problem by manually entering the IP address

  • On your desktop screen, press the Windows key+R to open the Run dialogue box. 
  • A run dialogue box will appear at the bottom left corner of your screen after pressing the Windows key+R. You have to type ncpa.cpl on the run dialogue box and click on the ok button. 

your DNS server might be unavailable

  • After clicking on the ok button, a new window will appear on your screen. On that window, you have to find your network connection. 
  • Right-click on your network connection and select properties

  • A long list will appear on your screen after clicking on the Properties button. You have to select the internet protocol version 4 (TCP/IPv4) and click on the Properties button. 

  • Now, visit the general section and click on the use the following IP address

your DNS server might be unavailable

Here, you have to fill up the boxes with your IP addresses. After filling in all your details, click on the ok button. 

Hurray! You successfully resolved the problem with your DNS server. 

#7 Changing the DNS servers

Changing your DNS server is another best method to resolve your DNS problem. 

However, there are two ways to change your DNS server. First, you can change your DNS server using your router. 

Second, you can change the DNS server using Windows Os. Do not worry. 

Here, we will walk through both ways to solve your DNS problem. 

Changing your DNS server through Windows OS

  • On your desktop screen, press the Windows key+R to open the run dialogue box. 
  • In the run dialogue box, you have to type ncpa.cpl and click on the ok button.

 

  • After clicking on the ok button, a new window will appear on your screen. 
  • On the new screen, you have to find your network connection and right-click on it. 
  • Select the Properties button after right clicking on it. 

 

  • Now, you need to choose the Internet Protocol version 4 (TCP/IPv4) from the Networking tab and click on the Properties button. 

  • Cick on the obtain an IP address automatically and Use the following DNS server addresses options from the general tab. 

  • Click on the ok button after entering the IP address you want to use to save all the changes. 

Changing DNS server through Router

  • Launch your browser. 
  • In the browser, type the default gateway address into the URL box. 

If you do not know how to find the default gateway in your browser, you only have to type ipconfig to open the command prompt window. 

Then press the enter key. Now, you have to copy the number right to the default gateway. 

  • You need to log in to your router by providing accurate details. 
  • Find your Network connection and right-click on it. 
  • Click on the Properties button and select the Internet Protocol version 4 (TCP/IPv4) option. 
  • Type the IP address you want to use and click on the save button to save changes. 

However, you can use 8.8.8.8 for Google’ DNS server, and you can type 8.8.4.4 for DNSv4. 

On the other hand, if you are using IPv6, you can type 2001:4860:4860::8888 and 2001:4860:4860::8844. 

After changing the DNS server, make sure to check if it is working or not. To check, you can launch your browser and visit any site like google.com.

If your new DNS server is working properly, the site will open in a few seconds. Or you can type the IP address 172.217.16.195 in your browser if your new DNS server is not working. 

If still, you are facing a problem, the reason behind it can be poor internet connection. So, we will recommend you to contact your internet service provider. 

#8 Resetting TCP/IP using netsh command

It is possible to solve your DNS server might be an unavailable error by resetting your TCP/IP with the help of the netsh command. 

Follow these simple steps carefully to do so. 

  • Press the Windows Key+X to open the menu section at the bottom left corner of your screen. 
  • From the menu section, click on the command prompt (Admin)

You can also choose the PowerShell (Admin) option if you can’t see the command prompt option. 

  • You have to type the netsh int ip reset in the command prompt window and press enter. 

your DNS server might be unavailable

After completing the command prompt process, we’re sure your problem of DNS must get resolved. 

#9 Setting your DNS to automatic

Sometimes the problem of the DNS server occurred due to your DNS manually configured. 

So the only solution to get out of this is to set your DNS to automatic. Here, we will walk through some steps for how to set your DNS to automatic. 

  • Press the Windows key+R to open the run dialogue box on your desktop screen. 
  • You have to type ncpa.cpl in the run dialogue box and click on the ok button. 

your DNS server might be unavailable

  • After clicking on the ok button, a new window will appear on your screen. Find your network connection and right-click on it. Then select properties.  

 

  • Click on the internet protocol version 4 (TCP/IPv4) from the networking tab and click on the properties button. 

your DNS server might be unavailable

 

  • Now, click on the obtain DNS server address automatically in the general tab and click on the Ok button to save changes.   

 

  • You have to click on the internet protocol version 6 (TCP/IPv6) and select Properties
  • From the General tab, click on the obtain DNS server address automatically and choose ok.  

We hope your DNS server might be unavailable error get solved from this solution. 

Your DNS Server Might Be Unavailable- Frequently Asked Questions

1. What do you mean by DNS server might be unavailable mean?

This error can occur if your DNS is not responding. Commonly, it can also relate to your internet connection problem. 

2. How can I fix my DNS server error?

Resetting your router is the first and the foremost thing you can do if you get stuck in this DNS server issue. 

3. What do you mean by a DNS, and what is it working?

As we all know, DNS is a Domain name system server where all the domain names get stored. 

If we talk about DNS working, its working is to translate the domain names into IP addresses. 

For every domain name, DNS also works in covering the list of mail servers by accepting emails. 

Wrapping up

We hope the solutions given in this article will surely help you to solve your DNS server might be an unavailable problem. However, if you are stuck in this situation, the first thing you can do is reset your router. If it does not get resolved, you can follow other solutions given in this article. 

By Sambit

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