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

Results for_spfcf6.llmshield.com

Resolver

Location

TXT

Name	TTL	Value
_spfcf6.llmshield.com	300	v=spf1 ip4:172.217.160.0/20 ip4:172.217.192.0/19 ip4:172.253.56.0/21 ip4:172.253.112.0/20 ip4:108.177.96.0/19 ip4:35.191.0.0/16 ip4:130.211.0.0/22 ip4:3.93.157.0/24 ip4:3.210.190.0/24 ip4:18.208.124.128/25 ip4:54.174.52.0/24 ip4:54.174.53.128/30 -all