Domains with DNS TXT v=spf1 +a +include:spf.protection.outlook.com ip4:174.138.189.134 ip4:208.117.38.237 +mx -all
There is 1 domain that have DNS TXT set to v=spf1 +a +include:spf.protection.outlook.com ip4:174.138.189.134 ip4:208.117.38.237 +mx -all.