How to configure a Windows server with Internet Time.
Here are the commands to configure your Primary Domain Controller to synchronize with ntp.pool.org time servers in Australia. These commands were tested on Server 2008 R2 through to Windows Server 2019.
Open a Command Prompt and type in the following commands:
Stop the Time Service
net stop w32time
Configure the external time services
w32tm /config /syncfromflags:manual /manualpeerlist:"0.au.pool.ntp.org, 1.au.pool.ntp.org, 2.au.pool.ntp.org"
Configure your server as a reliable time source
w32tm /config /reliable:yes
Start the time service
net start w32time
Check the configuration
w32tm /query /configuration