Domains with DNS TXT v=spf1 ip4:174.142.221.52 include:relay.spamshield.io ip4:184.107.112.56 +a +mx +include:spf.hornetsecurity.com +include:spf.protection.outlook.com +ip4:184.107.116.56 -all

There is 1 domain that have DNS TXT set to v=spf1 ip4:174.142.221.52 include:relay.spamshield.io ip4:184.107.112.56 +a +mx +include:spf.hornetsecurity.com +include:spf.protection.outlook.com +ip4:184.107.116.56 -all.

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