Domains with DNS TXT v=spf1 ip4:170.55.149.18 include:spf.protection.outlook.com +include:outboundmail.blackbaud.net ~all
There is 1 domain that have DNS TXT set to v=spf1 ip4:170.55.149.18 include:spf.protection.outlook.com +include:outboundmail.blackbaud.net ~all.