fm-mail-in.voxtelecom.co.ZA 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 fm-mail-in.voxtelecom.co.ZA is not the root of its zone.
Instead, try zone transfer on vox.co.ZA .