Domains with DNS TXT v=spf1 ip4:50.28.59.3 include:spf.protection.outlook.com +a +mx +ip4:173.248.187.106 -all
There is 1 domain that have DNS TXT set to v=spf1 ip4:50.28.59.3 include:spf.protection.outlook.com +a +mx +ip4:173.248.187.106 -all.
There is 1 domain that have DNS TXT set to v=spf1 ip4:50.28.59.3 include:spf.protection.outlook.com +a +mx +ip4:173.248.187.106 -all.