mx.dnamail.fi has no NS records.
NS records for this zone are defined at dnamail.fi.
NS records for this zone are defined at dnamail.fi.
Question and response
Question
dig mx.dnamail.fi. NS
Answer
The response has no answer records.
Authority
dnamail.fi. 900 SOA ns1.fv.fi. hostmaster.dnaip.fi. 2025050600 28800 7200 2419200 900
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0