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 ls1hhtv56us2r2uo1k8ec4o93cj0ngii.scannet2.dk is not the root of its zone.
Instead, try zone transfer on scannet2.dk .
Instead, try zone transfer on scannet2.dk .