v280763.vpsmx.net has no MX records.
Question and response
Question
dig v280763.vpsmx.net. MX
Answer
The response has no answer records.
Authority
vpsmx.net. 1800 SOA ada.ns.cloudflare.com. dns.cloudflare.com. 2397347544 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0