relay1.ukrpack.net has no MX records.
Question and response
Question
dig relay1.ukrpack.net. MX
Answer
The response has no answer records.
Authority
ukrpack.net. 43200 SOA AlphaSite.ukrpack.net. postmaster.alphasite.ukrpack.net. 2025111707 28800 7200 1209600 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0