175-45-91-0.core.vocus.network 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 175-45-91-0.core.vocus.network is not the root of its zone.
Instead, try zone transfer on vocus.network .