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 1s6d5jfgaoa622q66vrg981808c4a4pl.shopfactory.io is not the root of its zone.
Instead, try zone transfer on shopfactory.io .
Instead, try zone transfer on shopfactory.io .