Domains with DNS TXT v=spf1 ip4:174.142.221.50 include:relay.spamshield.io ip4:174.142.221.52 +a +mx +ip4:184.107.101.52 +include:spf.protection.outlook.com -all

There is 1 domain that have DNS TXT set to v=spf1 ip4:174.142.221.50 include:relay.spamshield.io ip4:174.142.221.52 +a +mx +ip4:184.107.101.52 +include:spf.protection.outlook.com -all.

Top Domains with TXT set to v=spf1 ip4:174.142.221.50 include:relay.spamshield.io ip4:174.142.221.52 +a +mx +ip4:184.107.101.52 +include:spf.protection.outlook.com -all