kv9.net has no MX records.
Question and response
Question
dig kv9.net. MX
Answer
The response has no answer records.
Authority
kv9.net. 900 SOA ns1.kv9.net. hostmaster.dnaip.fi. 2026011400 28800 7200 2419200 900
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0