Almost everyone now uses the Internet.
In fact, we live in a different world on the Internet.
If you visit different websites, you might be aware of DNS (Domain Name System).

What Is DNS?
Lets keep things simple and venture to understand DNS.
In simple words, DNS is a database consisting of different domain names and IP addresses.

Thats the most probable reason behind the DNS errors you see while browsing different websites.
What About Custom DNS?
Some common DNS errors include DNS Lookup Failed, DNS Server Not Responding, DNS_Probe_Finished_Nxdomain, etc.

Almost every DNS-related issue could be solved by choosing a custom DNS.
Many public DNS servers are available, such as Google DNS, OpenDNS, etc.
However, before switching the DNS server, its always best to note down the current DNS server.

So, What DNS Am I Using?
There are multiple methods to check what DNS you are using.
Below, we have listed some of the best methods to help you check your DNS used in Windows.

Right-snag the Start Button and then chooseCommand Prompt (Admin).
Now, on the Command Prompt, you gotta enter the following command.
you might also use another command to find the DNS server on Windows.

To do so, enter this command:
nslookup google.com
you could use any website domain instead of Google.com.
The command will list the current DNS server.
How to Check DNS in Mac & Linux?

Enter the command given below to do nslookup on any website.
Again, you’re free to replace Google.com with any website of your choice.
This is how you might check the DNS server on Mac and Linux computers.

In addition, you might use free apps likeNetwork Info II, which doesnt show any ads.
These are the DNS addresses your phone is using.
How to Check DNS Server on iPhone?

Like Android, iOS has numerous web connection scanner apps to help you find the DNS server.
One of the popular internet scanner apps for iOS isNetwork Analyser.
internet Analyzer for iOS provides plenty of useful information about your WiFi internet.

So, on iOS, you might use online grid Analyzer and then look at the DNS Server IP.
However, that can be changed by following the guidelines given in this article.
Now, you will see the Router homepage.

Depending on the router mode, you must check theWireless web connection or web connection tab.
There, you will find the options for DNS 1 and DNS 2 entries.
If you wish to change the DNS address, you might update it there.
In addition, the ISP-assigned DNS servers also lead to slow internet speed.
Hence, if you want better speed and better security, switching to public DNS servers is recommended.
Manyfree public DNS serversare available out there that provide better browsing speed and security.
Some free public DNS servers can even unblock blocked content on the web.
How To Change DNS Servers on Windows and Android?
We have shared a detailed guide on how to change DNS servers on Windows 10 computers.
For Android users, we recommend this article:10 Best DNS Changer Apps For Android.
In this article, we have shared a few best Android apps for changing the DNS server on Android.
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