Domains with DNS TXT v=spf1 mx ptr a include:ptr_a.appriver.com include:ptr_b.appriver.com include:ptr_c.appriver.com include:spf.protection.outlook.com ~all
There is 1 domain that have DNS TXT set to v=spf1 mx ptr a include:ptr_a.appriver.com include:ptr_b.appriver.com include:ptr_c.appriver.com include:spf.protection.outlook.com ~all.