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

Results for_spf2.zmailcloud.com

Resolver

Location

TXT

Name	TTL	Value
_spf2.zmailcloud.com	1800	v=spf1 ip4:146.148.94.100 ip4:104.197.37.127 ip4:104.154.87.183 ip4:146.148.52.56 ip4:104.154.78.250 ip4:104.130.29.166 ip4:52.43.81.29 ip4:52.37.197.7 ip4:34.200.143.36 ip4:34.203.170.87 ip4:52.201.171.122 ip4:52.23.35.170 ip4:13.57.107.157 ~all