Domains with DNS TXT v=spf1 ip4:50.58.213.2 include:spf.protection.outlook.com include:_spf.psm.knowbe4.com include:spf.ess.barracudanetworks.com -all
There is 1 domain that have DNS TXT set to v=spf1 ip4:50.58.213.2 include:spf.protection.outlook.com include:_spf.psm.knowbe4.com include:spf.ess.barracudanetworks.com -all.