1 - Select the service
Choose the correct plan under the services session.
2 - Open Setting option
The services the client has purchased under that specific plan are shown. Select the gear icon
3 - Reverse DNS Option
Click on More option and then select “Reverse DNS” option to set the rDNS for the Main IP
address for the VPS or Dedicated server.
4 - Add Hostname
In the text box field, we can update the hostname to set rDNS for the IP.