a36019cce1613424fa685d797b7e8ee2-2dd9cde0090c8974.elb.ap-southeast-1.amazonaws.com AXFR zone transfer

Not an apex domain The domain a36019cce1613424fa685d797b7e8ee2-2dd9cde0090c8974.elb.ap-southeast-1.amazonaws.com is not the root of its zone.
Instead, try zone transfer on elb.ap-southeast-1.amazonaws.com .