_spf.asta-net.pl has no NS records.
NS records for this zone are defined at asta-net.pl.
NS records for this zone are defined at asta-net.pl.
Question and response
Question
dig _spf.asta-net.pl. NS
Answer
The response has no answer records.
Authority
asta-net.pl. 300 SOA ns1.asta-net.pl. hostmaster.asta-net.pl. 2026021802 10800 3600 1209600 10800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0