Domains with DNS TXT v=spf1 include:spf.protection.outlook.com ip4:46.37.175.143 include:mailgun.org ip4:149.107.88.21 -all
There is 1 domain that have DNS TXT set to v=spf1 include:spf.protection.outlook.com ip4:46.37.175.143 include:mailgun.org ip4:149.107.88.21 -all.