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

Results for_spf.secomtrust.net

Resolver

Location

TXT

Name	TTL	Value
_spf.secomtrust.net	300	v=spf1 ip4:61.114.189.120 ip4:61.114.189.105 ip4:113.52.156.80 ip4:113.52.156.87 ip4:165.100.123.225 +ip4:165.100.249.192/27 +ip4:165.100.230.0/24 +ip4:165.100.231.0/24 ip4:165.100.237.201 ip4:165.100.237.202 ~all