Way to Fix the Error “DNS Server Unavailable”

 "DNS Server Unavailable"Well, The Domain Name System (DNS) server is where each and every of the domain names for the sites you have visited is saved. However, when you search a domain name in a web browser, so at that time it is forwarded by your router to a DNS server. Whether the specific site’s domain name also has been stored. However, it then returns the corresponding IP address. Similarly, this also makes the loading process for those sites specifically faster. In this guide, you will learn the way to Fix the Error “DNS Server Unavailable”.

As perfect as this method is, it is not too unusual for the DNS server to fail to create a connection from time to time. Trying to troubleshoot your web browser in this example able to also often result in a ‘DNS server not responding error.

Lots of factors could cause this specific error to display on your screen. The most specific of which is the possibility that the server itself is recently encountering an outage. Fortunately, this issue is often accompanied by a few simplest solutions.

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Fix The “DNS Server Unavailable” Error

Well, Guys have you have received an error that the DNS server is unavailable? For a quick solution, these issues can occasionally be corrected by something as easy as changing browsers, messing with a few of your firewall settings, or restarting your router. It will be up to you to figure out the cause & subsequent correction for the issue.

Simply begin by using various browsers for the web pages that you guys are trying to open. This means that whether you are currently receiving the error whilst using the Mozilla Firefox browser, similarly, switch it up to Microsoft Edge or Google Chrome. However, Should the issue persist, we are also able to move on to testing out other devices.

Simply attempt to head to a webpage using a mobile device, on the exact network, to make sure that the issue isn’t the result of hardware failures. However, it would also be advantageous to attempt to connect to the exact webpages simply using your data plan to identify whether the cause is, in reality, with the DNS server.

At a time when you have depleted these steps, restart your router. Whether the “DNS server unavailable” error is still available, we will have to undergo a few more effective procedures.

Flushing Your DNS (Windows)

However, The most effective method for resolving the issue with the DNS server being unavailable is to flush it just using the Command Prompt.

  • Simply you have to now Pull up the Run dialog by concurrently pressing the Windows key and R key.
  • Now type cmd into the field & must press Enter.
  • In the Command Prompt window, so have to type ipconfig /flushdns and press Enter.
  • Now you guys must follow up by typing ipconfig /release & then press Enter.
  • At last, you should type ipconfig /renew and press Enter.
  • Closeout of the Command Prompt window and restart your system.

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Flushing Your DNS (MacOS)

You are also able to flush the DNS on a Mac. However, the way in which you guys perform this will vary slightly just relying on the version of Mac your PC is running. It frequently only involves a change in the syntax used during the method.

  1. First of all, you have to head to a Finder window and then head into Applications, abided by Utilities, and ending in the Terminal.
  2. Now enter in the following syntax obtaining to the version of macOS you are recently using:
    • macOS High Sierra – sudo killall -HUP mDNSResponder; sleep 2; echo macOS DNS Cache Reset | say
    • macOS Sierra – sudo killall -HUP mDNSResponder; say DNS cache has been flushed
    • macOS Mojave – sudo killall -HUP mDNSResponder;sleep 2;
    • macOS X El Capitan/Yosemite – sudo dscacheutil -flushcache;sudo killall -HUP mDNSResponder;say cache flushed
  3. Here press the Return key, enter your password, & then you should hit the Return key once more.
  4. Wait for the audio alert that specifies a successful DNS flush before leaving the Terminal.

However, the MacOS X cache removal will need a few added steps to fully flush it out. You will have to flush both MDNS & UDNS caches on top of the steps prior taken.

Just before quitting from the Terminal, perform the following commands:

  1. For the MDNS cache, type sudo discoveryutil mdnsflushcache
  2. For the UDNS cache, type sudo discoveryutil udnsflushcaches

Clear all Multiple Antiviruses

“You can never have too much protection.” This probably is somewhat true in the real world. But just in the world of technology, containing enormous antivirus programs installed on the exact computer can basically hinder the protection provided.

Check-in order to see whether you guys have two or more antivirus programs recently running as this probably be the reason for the DNS problem. At a time when you guys disable all additional programs, restart your system and the issue should resolve itself.

You have to make sure that moving forward you just keep a single software program running in order to support defend yourself from unwished malware attacks. Though guys this not only enlarges the security. But can support you avoid running into more DNS server errors.

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Changing DNS Servers

Whether you have already attempted all solutions written here. And are still getting the same “DNS server unavailable” error, it probably is in your best interest in order to change your DNS servers. There is enormous public DNS from which to select Google’s free DNS is one of the more famous choices.

The method for this is too simple & can be completed in a few clicks, just relying on where you select to change it. We will also be using the Windows operating system in each of our instances.

DNS Changes through Router

  • Here first of all you have to access your router just by organizing your web browser & entering the Default Gateway address into the URL bar.
    • You are also able to find the Default Gateway just by opening a Command prompt window, simply typing ipconfig, & also pressing Enter. Copy the numbers located beside Default Gateway in the pulled-up info.
  • Login to the router using accurate credentials.
  • Now you must locate your internet account info which can often be found in a similarly named tab.
  • Here you guys must have to navigate to the DNS server and choose the option that perfectly mirrors your used internet protocol (IPv4 or IPv6).
  • Now you should enter the address of the DNS server you guys like to use in place of the current one.
    • Google’s DNS server will also be in the preferred DNSv4 and in the alternate DNS server. In the case of IPv6, you will like to use 2001:4860:4860::8888 and 2001:4860:4860::8844 respectively.
  • Save the edited information & exit the router interface.

DNS Changes via Windows OS

  • Access your network connection properties by organizing the Run function (Windows key + R) & typing in ncpa.cpl. Press Enter.
  • Windows 10 users are able to also right-click the Windows icon at the lower left of the desktop screen. Choose Network Connections from the menu.
  • Choose the network adapter recently in use. WLAN for WiFi connections & LAN for direct connection, usually through an ethernet cable.
    • Windows 10 will have your options on the left side panel. Choose one and select Change adapter options from the basic Window.
  • Right-click your choice & choose Properties.
  • In the Networking tab, highlight your IP version (v4 or v6) from the menu & tap the Properties button.
  • Tap the radial for Use the following DNS server addresses: to turn on the editing capabilities.
  • Enter in the DNS server addresses that you guys plan to use.
    • Whether you had been using a prior DNS server not pertained automatically, remember to illustrate the addresses just in case you like to return using them at a later date.
  • Wrap up the changes by tapping OK.

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Test New DNS Server

At a time when the DNS servers also have been converted, head to a browser & attempt to organize a well-known site like Google. Whether the site is instantly accessible, so then the new DNS is working properly. Whether not, simply enter one of Google’s IP addresses,, directly into your browser & must hit Enter.

Here you should wait for the familiar Google logo & search bar to appear. Whether this also fails, then the issue probably lies with the internet & not the DNS server itself. Furthermore, Contact your internet service provider for additional support whether this is the case.

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Well, I hope that you guys like the guide. If you face any issues or have any queries so then you can also ask us in the comments section below.

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