Domains with DNS TXT v=spf1 +a +mx include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com include:spf.mandrillapp.cominclude:_spf.psm.knowbe4.com ~all

There are 8 domains that have DNS TXT set to v=spf1 +a +mx include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com include:spf.mandrillapp.cominclude:_spf.psm.knowbe4.com ~all. The top 8 records ordered by domain rank are listed below.

We're currently tracking 333,682,704 DNS TXT records. Use our API to retrieve detailed information for DNS domains and records. Data is updated daily.