Changes since SOA version
IXFR is a zone transfer request that returns changes since a specific SOA version. Enter the SOA version to request changes since then.
Not an apex domain
The domain ba4e9bec-d4ef-468f-9bf4-9de999a36866.tenant.runtime.msappproxy.net is not the root of its zone.
Instead, try zone transfer on trafficmanager.net .
Instead, try zone transfer on trafficmanager.net .