ip4-72-49-89-45.prefixx.net 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 ip4-72-49-89-45.prefixx.net is not the root of its zone.
Instead, try zone transfer on prefixx.net .