poczta.mnc.pl has no NS records.
NS records for this zone are defined at mnc.pl.
NS records for this zone are defined at mnc.pl.
Question and response
Question
dig poczta.mnc.pl. NS
Answer
The response has no answer records.
Authority
mnc.pl. 86400 SOA ns1.tpnets.com. dns.tpnets.com. 2026031401 43200 3600 1209600 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0