2-57-110-75.ipv4.xta.cat 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 2-57-110-75.ipv4.xta.cat is not the root of its zone.
Instead, try zone transfer on xta.cat .