Domains with DNS TXT v=spf1 ip4:72.240.59.238 include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com include:smtpout.zixmail.com -all
There is 1 domain that have DNS TXT set to v=spf1 ip4:72.240.59.238 include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com include:smtpout.zixmail.com -all.