Domains with DNS TXT v=spf1 ip4:217.37.77.157 include:spf.protection.outlook.com include:outboundmail.blackbaud.net -all
There is 1 domain that have DNS TXT set to v=spf1 ip4:217.37.77.157 include:spf.protection.outlook.com include:outboundmail.blackbaud.net -all.