Domains with DNS TXT v=spf1 ip4:38.106.164.138 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com -all
There is 1 domain that have DNS TXT set to v=spf1 ip4:38.106.164.138 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com -all.