sp.mynet.com.pl has no NS records.
NS records for this zone are defined at mynet.com.pl.
NS records for this zone are defined at mynet.com.pl.
Question and response
Question
dig sp.mynet.com.pl. NS
Answer
The response has no answer records.
Authority
mynet.com.pl. 600 SOA ns1.mynet.com.pl. dns.mynet.com.pl. 2024102902 86400 7200 604800 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0