smtp5.email.eu-madrid-2.ocs.oraclecloud.eu IXFR zone transfer

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 smtp5.email.eu-madrid-2.ocs.oraclecloud.eu is not the root of its zone.
Instead, try zone transfer on eu-madrid-2.ocs.oraclecloud.eu .