Another tip to check whether your DNS server is working correctly is to check whether the connectivity issues affect all users on the network. If it indeed affects all users in the network, then you will have to trouble shoot your DNS server in order to find out what the problem might be.
6 Ways to Check DNS Settings - wikiHow Mar 29, 2019 How to change DNS settings on your PC running Windows 10 Apr 17, 2020 How to Find Out What DNS Server Am I Using? | TechWiser
Select the network you want to check DNS settings for then click Advanced. Select the "DNS" tab. By default, you should see 192.168.1.254 in grey under DNS servers. If there is another number there, you can remove it by clicking the 'minus' sign at the bottom of the panel. Click the 'plus' sign to add the correct DNS …
How to Find Out What DNS Servers Your PC, Mobile, and What DNS you are using on Windows 10/8/7/XP. Checking the DNS Servers on your Windows device … How to Flush DNS Cache (Windows, Mac, Chrome) Jul 07, 2020
DNS Check and DNS Report Tools - Comprehensive DNS Tests
Check to See if Your Computer is Using Rogue DNS - FBI This malware modifies a computer’s Domain Name Service (DNS) settings and thereby directs the computers to receive potentially improper results from rogue DNS servers hosted by the defendants. If you believe you have been victimized in this case, please type your DNS …