_spf.z.com NS records

NS Authoritative DNS server
30m
_spf.z.com has no NS records.
NS records for this zone are defined at z.com.
NS records for z.com

Question and response

Question

dig _spf.z.com. NS

Answer

The response has no answer records.

Authority

z.com. 1800 SOA ns1.cf.gmointernet.jp. dns.cloudflare.com. 2396445585 10000 2400 604800 1800

Additional

. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0