netx2.dd.kiev.ua has no MX records.
Question and response
Question
dig netx2.dd.kiev.ua. MX
Answer
The response has no answer records.
Authority
dd.kiev.ua. 86400 SOA primaryns.kiev.ua. dukegm.gmail.com. 2024090101 28800 7200 604800 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0