If IP address remains same and network connectivity to there nodes (if there are any) it should work.
Otherwise you need to follow one of the steps described in our migration guide:
I believe in your use case the only option is to use backup and restore in the target subnet.
If you have nothing yet and the IP will change - maybe it's just easier to reinstall.
1. Remove a cluster and free the license: https://www.dynatrace.com/support/help/setup-and-configuration/dynatrace-managed/operation/remove-a-...
2. Install in a new place.
If IP will be same - it should work.