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 a2404a1dbd2891dd5f8b4052d8e1458fda82808c.msv1.invalid is not the root of its zone.
Instead, try zone transfer on invalid. .
Instead, try zone transfer on invalid. .