klient.box3.pl has no NS records.
NS records for this zone are defined at box3.pl.
NS records for this zone are defined at box3.pl.
Question and response
Question
dig klient.box3.pl. NS
Answer
The response has no answer records.
Authority
box3.pl. 3600 SOA dns1.box3.pl. hostmaster.box3.pl. 2026020115 3600 3600 1209600 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0