It can be anything! An apex, subdomain, or even a URL.

Results forspf.quickpost.app

Resolver

Location

TXT

Name	TTL	Value
spf.quickpost.app	300	v=spf1 ip4:43.230.201.109/32 ip4:43.230.201.110/32 ip4:43.230.201.111/32 ip4:103.12.211.252/32 ip4:103.12.211.206/32 ip4:43.230.201.67/32 ip4:43.230.201.31/32 ip4:43.230.202.80/32 ip4:45.64.106.234/32 ~all