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 m37c4mdf39a86oe0ajo4mq2jo1ec6il0.carlog.dk is not the root of its zone.
Instead, try zone transfer on carlog.dk .
Instead, try zone transfer on carlog.dk .