Domains with DNS TXT v=spf1 mx include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com include:spf-a.a2zinc.net -all

There is 1 domain that have DNS TXT set to v=spf1 mx include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com include:spf-a.a2zinc.net -all.

Top Domains with TXT set to v=spf1 mx include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com include:spf-a.a2zinc.net -all