Domains with DNS TXT v=spf1 a mx ptr ip4:72.4.249.59 include:spf.smtp2go.com include:spf.protection.outlook.com ~all
There is 1 domain that have DNS TXT set to v=spf1 a mx ptr ip4:72.4.249.59 include:spf.smtp2go.com include:spf.protection.outlook.com ~all.