Domains with DNS TXT v=spf1 +a +mx ip4:199.189.224.107 include:spf.protection.outlook.com include:appriver.com -all
There is 1 domain that have DNS TXT set to v=spf1 +a +mx ip4:199.189.224.107 include:spf.protection.outlook.com include:appriver.com -all.