Domains with DNS TXT v=spf1 +mx +include:outboundmail.convio.net include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com -all
There is 1 domain that have DNS TXT set to v=spf1 +mx +include:outboundmail.convio.net include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com -all.