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 _9ac2246e014a94988930523fc2d7c530.apltenterfield.fliva.com is not the root of its zone.
Instead, try zone transfer on jkddzztszm.acm-validations.aws .
Instead, try zone transfer on jkddzztszm.acm-validations.aws .