Not an apex domain
The domain _64af09f6d8388c0cc6280fc6262f4db2.zzxlnyslwt.acm-validations.aws is not the root of its zone.
Instead, try zone transfer on zzxlnyslwt.acm-validations.aws .
Instead, try zone transfer on zzxlnyslwt.acm-validations.aws .