Domains with DNS TXT v=spf1 +a +mx +ip4:162.223.228.168 include:secureserver.net include:spf.protection.outlook.com -all
There is 1 domain that have DNS TXT set to v=spf1 +a +mx +ip4:162.223.228.168 include:secureserver.net include:spf.protection.outlook.com -all.