smtp12.home-whs.pl has no NS records.
NS records for this zone are defined at home-whs.pl.
NS records for this zone are defined at home-whs.pl.
Question and response
Question
dig smtp12.home-whs.pl. NS
Answer
The response has no answer records.
Authority
home-whs.pl. 3600 SOA ns1.home-whs.pl. admin.home.pl. 8285117 14400 7200 2419200 3600
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0