Domains with DNS TXT v=spf1 +a +mx +ip4:174.142.221.42 include:relay.spamshield.io +ip4:207.134.249.233 +include:spf.protection.outlook.com ~all
There is 1 domain that have DNS TXT set to v=spf1 +a +mx +ip4:174.142.221.42 include:relay.spamshield.io +ip4:207.134.249.233 +include:spf.protection.outlook.com ~all.