aruba-ns.microsystem.hu has no MX records.
Question and response
Question
dig aruba-ns.microsystem.hu. MX
Answer
The response has no answer records.
Authority
microsystem.hu. 3600 SOA ns.microsystem.hu. support.microsystem.hu. 2025111601 28800 7200 604800 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0