How to set rDNS (PTR)

In order to set rDNS (PTR), navigate to the servers tab and in the server information tab click on "Manage network". There click on 3 dots present on the box with your IP address and click "Edit address". Enter your domain (rDNS) into PTR record. Lastly click on "Update" and the rDNS (PTR) record will be set.