You can find the external IP address in the following section of vCloud Director: select "Networking" in the menu on the left and "Edges" in it. Left click on your infrastructure.
As a result, a list of properties will be displayed below, where (in the IP table) you will see the external IP address in the "IP Addresses" column
Have you tested Cloud4Y Cloud Hosting service yet?
Send a request and get 10 days free access