isp2.sieci.net.pl has no NS records.
NS records for this zone are defined at sieci.net.pl.
NS records for this zone are defined at sieci.net.pl.
Question and response
Question
dig isp2.sieci.net.pl. NS
Answer
The response has no answer records.
Authority
sieci.net.pl. 3600 SOA dns1.obslugasieci.pl. pczerw.sieci.net.pl. 2025122801 7200 540 604800 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0