mail.obslugasieci.pl has no NS records.
NS records for this zone are defined at obslugasieci.pl.
NS records for this zone are defined at obslugasieci.pl.
Question and response
Question
dig mail.obslugasieci.pl. NS
Answer
The response has no answer records.
Authority
obslugasieci.pl. 28800 SOA dns1.obslugasieci.pl. pczerw.sieci.net.pl. 2025111001 28800 7200 604800 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0