After attempt to create new DNS zone 'example.com', following error appears:
Unable to add DNS zone: NS record 'example.com. NS ppa.example.com.' has no address records (A or AAAA).
According to current business logic Plesk Automation(PA) does not allow to create DNS zones with names containing part of DNS server hostname. Unclear error message was considered software issue with id PPA-2360. It is fixed in MU #12.
Update PA to the latest version: