Domains with DNS TXT v=spf1 +a +mx +ip4:5.134.14.183 +ip4:5.134.14.186 +include:systemhost.co.uk +include:spf.protection.outlook.com -all

There is 1 domain that have DNS TXT set to v=spf1 +a +mx +ip4:5.134.14.183 +ip4:5.134.14.186 +include:systemhost.co.uk +include:spf.protection.outlook.com -all.

Top Domains with TXT set to v=spf1 +a +mx +ip4:5.134.14.183 +ip4:5.134.14.186 +include:systemhost.co.uk +include:spf.protection.outlook.com -all