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 pkc6ou3fqlsueh2q81hmc0k2ek6piqi4.scannet2.dk is not the root of its zone.
Instead, try zone transfer on scannet2.dk .
Instead, try zone transfer on scannet2.dk .