mcln-dns.admin.maxgigapop.net has no MX records.
Question and response
Question
dig mcln-dns.admin.maxgigapop.net. MX
Answer
The response has no answer records.
Authority
admin.maxgigapop.net. 900 SOA ipam.maxgigapop.net. noc.maxgigapop.net. 106 10800 3600 2419200 900
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0