mail.mizzoxinternal.pl has no NS records.
NS records for this zone are defined at mizzoxinternal.pl.
NS records for this zone are defined at mizzoxinternal.pl.
Question and response
Question
dig mail.mizzoxinternal.pl. NS
Answer
The response has no answer records.
Authority
mizzoxinternal.pl. 1800 SOA jamie.ns.cloudflare.com. dns.cloudflare.com. 2395167857 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0