Domains with DNS TXT v=spf1 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com ip4:51.140.72.172 -all
There is 1 domain that have DNS TXT set to v=spf1 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com ip4:51.140.72.172 -all.