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 ows-80-247-15-80.cloudgouv-eu-west-1.compute.outscale.com is not the root of its zone.
Instead, try zone transfer on cloudgouv-eu-west-1.compute.outscale.com .
Instead, try zone transfer on cloudgouv-eu-west-1.compute.outscale.com .