Early setup AD DS, the DNS features is enable by default. The domain controller currently didn’t have an internet connection. The DNS value is set to loopback ip address 127.0.0.1
- From Start Menu > Windows Administrative Tools > Open the DNS.
- Select the AD. Right Click > Click Properties.
- Click on Forwarders > Edit…
- Enter the Public DNS and click OK.
- Click Apply and OK.
Now the domain controller have the internet connection.
Below show the ping result to yahoo.com