ns2.newline.net.ua has no MX records.
Question and response
Question
dig ns2.newline.net.ua. MX
Answer
The response has no answer records.
Authority
newline.net.ua. 3600 SOA ns.newline.net.ua. hostmaster.newline.net.ua. 2023022000 28800 7200 3600000 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0