spf.cloudns.link has no NS records.
NS records for this zone are defined at cloudns.link.
NS records for this zone are defined at cloudns.link.
Question and response
Question
dig spf.cloudns.link. NS
Answer
The response has no answer records.
Authority
cloudns.link. 1800 SOA gwen.ns.cloudflare.com. dns.cloudflare.com. 2395938343 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0