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 45-143-51-20.dynamic-pool.mclaut.cc is not the root of its zone.
Instead, try zone transfer on dynamic-pool.mclaut.cc .
Instead, try zone transfer on dynamic-pool.mclaut.cc .