mx-2.dpoczta.pl has no NS records.
NS records for this zone are defined at dpoczta.pl.
NS records for this zone are defined at dpoczta.pl.
Question and response
Question
dig mx-2.dpoczta.pl. NS
Answer
The response has no answer records.
Authority
dpoczta.pl. 7200 SOA ns1.dhosting.pl. admin.dhosting.pl. 2025100602 21600 7200 1209600 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0