Tips & Tricks

Common DNS Problems And How To Fix Them.

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DNS is a popular service that’s available on many platforms, from computers to mobile as well as all other devices that support network. It’s an important service, which will help us translate correct domain names / network addresses into correct IP addresses. When the DNS server is corrupted, you cannot connect / access to the internet or LAN network either. However, there are so many kinds of DNS errors, so it is necessary to diagnose and fix these DNS issues. In this article, I will tell you a few good ways that you can follow and troubleshoot DNS problems.

  1. Check if internet connection still on

You might think that it’s a DNS error, but in case the internet connection is corrupted, you will unable to access to the internet with the same signs. So before going to the next step, verify your internet connection and make sure it still connected.

Also Read:- How to Increase your Broadband or Internet Speed

  1. Check if this error affected to one computer or all other devices

To diagnose the scope of DNS errors, you can verify that it appears only on your computer or in all devices. If the DNS error only appears on your computer, then the problem is on your computer side. But if it’s affected to all devices, then you should check your router / switch, and make sure there is no error in router DHCP configuration.

  1. Use 3rd DNS services like Google’s DNS or OpenDNS

Sometimes, the default DNS address that provided by your ISP timed out, and in order to avoid DNS errors, you must replace the default DNS server address by 3rd DNS services like Google’s DNS or OpenDNS. This way can also help you fix DNS server not responding error on your Windows computer.

  • Google’s DNS: –
  • OpenDNS: –
  1. Renew IP address and clear DNS cache on your computer

When you connect your computer or any other devices to router / switch, it will pull DNS details from it. But if there is a problem while pull these details like IP conflict or old DNS information, the DNS issues could occur.

Also Read:- How to browse internet Securely without any Security software.

In order to solve this problem, you can use Command Prompt program and typing three commands below:

  • ipconfig /release
  • ipconfig /renew
  • ipconfig /flushdns

After complete these commands, restart your computer and the problem will be gone.

  1. Do a full scan on your computer and remove virus / malware

Viruses or malware also could be causes of DNS errors. When your computer affected by DNS poisoning attacks, viruses or malware will redirect you to fake websites and stolen your personal information as well as financial details. To avoid it happen and protect your information, find a good antivirus software, install and scan your computer.

I hope these ways can help you to fix DNS issues on your computer. If you have any question about your DNS error, leave a comment below and I will get back to you soon.


1 Comment

  1. Belal Khan Reply

    I like using the free version of OpenDNS.. I guess it is good enough 🙂

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