_12c7217b5f0478af446d726953671b17.gskhnxswdw.acm-validations.aws IXFR zone transfer

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 _12c7217b5f0478af446d726953671b17.gskhnxswdw.acm-validations.aws is not the root of its zone.
Instead, try zone transfer on gskhnxswdw.acm-validations.aws .