150.vps.linuxhungary.com has no MX records.
Question and response
Question
dig 150.vps.linuxhungary.com. MX
Answer
The response has no answer records.
Authority
linuxhungary.com. 7200 SOA ns4.active-dns.com. admin.linuxhungary.hu. 2018100301 7200 7200 172800 38400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0