Not an apex domain
The domain _42e6ca1d9e4a700a070a4514a2683bc2.mqzgcdqkwq.acm-validations.aws is not the root of its zone.
Instead, try zone transfer on mqzgcdqkwq.acm-validations.aws .
Instead, try zone transfer on mqzgcdqkwq.acm-validations.aws .