Domains with DNS TXT v=spf1 a mx include:spf.protection.outlook.com include:spf.ess.de.barracudanetworks.com -all

There are 39 domains that have DNS TXT set to v=spf1 a mx include:spf.protection.outlook.com include:spf.ess.de.barracudanetworks.com -all. The top 39 records ordered by domain rank are listed below.