How to Fix ‘Your DNS Server Might Be Unavailable’ Error?

Today we are going to explain how to solve the DNS server is not available problem, with various methods and the steps that you have to follow for each of them.

What does ‘Your DNS server might be unavailable’ mean?

DNS is responsible for converting domain names into what is known as IP addresses. When writing the name of a web page you want to visit, the DNS translates that name into an IP address, where the site you want to search for is stored, and then requests its information and then displays it in the browser.

In the event that the response from the server fails, you will not be able to access the web, and a message will appear indicating that the DNS server is not available or is not responding. This problem can be due to various reasons, such as a bad internet connection, the firewall or even a settings you have in the browser can also be the cause.

How to fix ‘Your DNS server might be unavailable’ error on Windows and macOS?

We will tell you how you can fix the DNS server is not available problem. But before we start we recommend that you first try to restart your personal computer. If you did and you’re still getting the same error, then reboot the router, here remember to wait a few seconds for the device to receive a connection again. Many times the most basic checks are the ones that help us solve the problem.

from router

The first method is through the router, for this the modifications are made on the computer, and just follow these simple steps:

1. Click on the button startup of your computer.
2. After where it says run, in the case of Windows, you can access it directly, pressing the R and Windows keys at the same time.
3. When doing so, a window will appear, where you must write cdm, and then click on accept.
4. Now a new window will appear with a black background and white letters.
5. You must enter: ipconfig/release and hit the enter key.
6. Then type the following: ipconfig/renew and hit the enter key again.
7. In this way the internal DNS of your personal computer will be reset.
8. Now you must restart your computer and also the router.
9. Then enter the browser of your choice and try to open a web page, and in this way check if the problem has already been resolved.

Via network settings

The new versions of Windows, from 7 onwards, have the function of being able to enter the network configurations, through it you will be able to observe the connections or even change them and so you can solve the problem of server is not available. And you will have these simple steps:

1. On your computer locate see the network connections, or access it directly with the following ncpa.cpl and then hit the enter key. In case it is Windows 10 you have to click with the right mouse button on the Windows icon found at the start, and then click where it says network connections.
2. Here you must select the type of adapter you use, if it is LAN, click on network cable, and if it is WLAN, then select the wireless or wifi adapter. Then right-click and hit properties.
3. Choose ‘Internet Protocol Version 4 (TCP/IPv4)’ and click ‘Properties’.
4. Now you must mark where it says use the following DNS addresses, and then in Preferred DNS you must ewrite the following: 8.8.8.8, and the one that says alternative puts 8.8.4.4, this can be optional, it is used when there are problems with alternative DNS. Then press accept.
5. In case you do not have the protocol in version number 4, if not version 6, then you must select this TCP/IPv6 option, and then click on properties.
6. As in version 4 click on use the following DNS addresses, in the preferred DNS you have to write 2001:4860:4860::8888 and in the alternative 2001:4860:4860::8844.

Modifying the command line

Here is an alternative for those who handle administrative settings correctly in Windows. The process is similar to changing the DNS from a router, except that the change is done manually. Therefore, it is necessary to delve into the steps that will be shown below:

1. In the search engine that Windows has by default, search for cmd, and with the right mouse button click, then click on run as administrator.
2. It will ask you if you want to make any changes within the system press yes.
3. To know what the name of your interface is, type this command netsh interface show interface.
4. When you know the name then type netsh interface ip add dns name=Ethernet addr=8.8.8.8 index=, then press the between key, and copy the following netsh interface ip add dns name=Ethernet addr=8.8.4.4 index=2 . Hit the enter key again; and where it says ‘Ethernet’ you should change it to the name of your interface.

Con PowerShell

The PowerShell platform is very similar to cmd. Here you can write policy commands for those with system administration experience. The difference is that you also have to manually enter the DNS server addressto do this follow these steps:

1. Look for PowerShell in the search engine, I chose the option to Run as administrator, for this you have to right click.
2. It will ask you if you want to make any changes within the system, click yes. Notice where it says Ethernet.
3. Copy this: Get-NetAdapter|select ifDesc, ifAlias, ifIndex, MediaType | fl.
4. If you are connected via a network cable type the following: Set-DnsClientServerAddress -InterfaceAlias ​​’Ethernet’ -ServerAddresses 8.8.8.8, 8.8.4.4 then press enter. Change Ethernet to the name of your network.
5. If you are connected through a wireless network or wifi then you have to type Set-DnsClientServerAddress -InterfaceAlias ​​Wi-Fi -ServerAddresses 8.8.8.8, 8.8.4.4