Question

Your team runs a public-facing web application behind a global external HTTP(S) Load Balancer. The marketing team needs to register a fixed IP address with an external DNS provider so it never changes, even if backends or the forwarding rule are recreated. What should you do?

Accepted Answer

Reserve a global static external IP address and assign it to the load balancer's forwarding rule

Answer

Reserve a regional static external IP address and assign it to the backend VM instances

Answer

Let the load balancer use an ephemeral external IP and create a Cloud DNS CNAME record pointing to it

Answer

Assign a static internal IP address to the load balancer's frontend configuration