Domains with DNS TXT v=spf1 +a +mx +ip4:198.23.60.134 +ip4:170.10.160.75 +ip4:170.10.163.98 +include:spf.protection.outlook.com -all

There is 1 domain that have DNS TXT set to v=spf1 +a +mx +ip4:198.23.60.134 +ip4:170.10.160.75 +ip4:170.10.163.98 +include:spf.protection.outlook.com -all.

Top Domains with TXT set to v=spf1 +a +mx +ip4:198.23.60.134 +ip4:170.10.160.75 +ip4:170.10.163.98 +include:spf.protection.outlook.com -all