It is not possible to change the domain for the API, internal or external.
Starting with OpenShift 4.8, it is possible to change the domain of the console and downloads routes after cluster installation.
Choose your domain name with carrefully.
More information see this document from RedHat https://access.redhat.com/solutions/4853401
Retrieving OpenShift Cluster Logs Logs are invaluable for understanding the state of your OpenShift cluster and diagnosing problems. OpenShift provides several ways to access these logs efficiently:
OpenShift Day 2 Operations - Part 3Read More“Day 2” operations refer to everything that happens after the cluster is installed, which could be a lot or a little, depending on how you plan to use the cluster. Effective troubleshooting and monit
OpenShift Day 2 Operations - Part 2Read More“Day 2” operations refer to everything that happens after the cluster is installed, which could be a lot or a little, depending on how you plan to use the cluster. Verifying the Health of Your OpenS
OpenShift Day 2 Operations - Part 1Read More