_spf.qp-mail.mx has no NS records.
NS records for this zone are defined at qp-mail.mx.
NS records for this zone are defined at qp-mail.mx.
Question and response
Question
dig _spf.qp-mail.mx. NS
Answer
The response has no answer records.
Authority
qp-mail.mx. 1800 SOA greg.ns.cloudflare.com. dns.cloudflare.com. 2398783812 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0