/registerdns does what you can read from it, it will register the machine in the DNS zone, DHCP client service must be started and set to automatic for correct DNS registration. Check that the DNS zones are set to secure dynamic updates.
Configure the DNS Client using PowerShell - MSNoob Register-DnsClient. This is a very useful command if you don’t want to wait the DNS Registration after changing the IP Address. For example, you want to registers all of the IP addresses on the domain computer onto the configured DNS server. Register-DnsClient is equivalent to ipconfig / registerdns command. How To Check DNS Records Using Basic Nslookup Command … May 21, 2016
The DNS settings in the advanced properties of the TCP/IP protocol determine which names are registered in DNS. /release [] Sends a DHCPRELEASE message to the DHCP server to release the current DHCP configuration and discard the IP address configuration for either all adapters (if an adapter is not specified) or for a specific adapter
Mar 07, 2014 Start an elevated command prompt. To clear out the resolver cache, type ipconfig/flushdns at the command line. To renew DHCP leases and reregister DNS entries, type ipconfig/registerdns at the command line. When the tasks are complete, you can check your work by typing ipconfig/displaydns at the
Registering DNS Records or Flushing the DNS Cache
How do i force dns registration Solutions | Experts Exchange May 10, 2012 10.6. Registering DNS Records or Flushing the DNS Cache How to Enable or Disable DNS Client Service in Windows 10