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 0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.b.7.0.0.0.4.6.1.8.c.b.0.1.0.0.2.lb.nl-ams.scw.cloud is not the root of its zone.
Instead, try zone transfer on lb.nl-ams.scw.cloud .
Instead, try zone transfer on lb.nl-ams.scw.cloud .