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 leasedline.119-2-98-170.damdum-industrial-state-samtse.druknet.bt is not the root of its zone.
Instead, try zone transfer on druknet.bt .
Instead, try zone transfer on druknet.bt .