Domains with DNS TXT v=spf1 include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com include:_spf.smtp.com ~all
There are 6 domains that have DNS TXT set to v=spf1 include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com include:_spf.smtp.com ~all. The top 6 records ordered by domain rank are listed below.