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