spf.airmail.no NS records

NS Authoritative DNS server
0s
spf.airmail.no has no NS records.
NS records for this zone are defined at airmail.no.
trace spf.airmail.no NS records for airmail.no

Question and response

Question

dig spf.airmail.no. NS

Answer

The response has no answer records.

Authority

The response has no authority records.

Additional

The response has no additional records.