b0.sunmail.pl has no NS records.
NS records for this zone are defined at sunmail.pl.
NS records for this zone are defined at sunmail.pl.
Question and response
Question
dig b0.sunmail.pl. NS
Answer
The response has no answer records.
Authority
sunmail.pl. 3600 SOA dns.home.pl. admin.home.pl. 1651734928 14400 7200 2419200 3600
Additional
. 0 OPT ; payload 1220, xrcode 0, version 0, flags 0