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

Results for_spf.dongee.com

Resolver

Location

TXT

Name	TTL	Value
_spf.dongee.com	300	v=spf1 ip4:198.27.78.109 ip4:192.99.99.133 ip4:192.95.22.237 ip4:192.95.39.176 ip4:87.98.146.77 ip4:95.216.245.69 ip4:95.217.60.135 ip4:158.69.115.194 ip4:192.99.84.32/27 include:managerapp.net ~all