mgmt.pln.fi has no MX records.
Question and response
Question
dig mgmt.pln.fi. MX
Answer
The response has no answer records.
Authority
pln.fi. 3600 SOA ns.planeetta.net. cpanel.pln.fi. 2026021903 3600 1800 1209600 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0