ns2.netium.pl has no NS records.
NS records for this zone are defined at netium.pl.
NS records for this zone are defined at netium.pl.
Question and response
Question
dig ns2.netium.pl. NS
Answer
The response has no answer records.
Authority
netium.pl. 86400 SOA ns1.netium.pl. info.netium.pl. 2020112126 86400 86400 2592000 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0