Domains with DNS TXT v=spf1 include:spf.protection.outlook.com include:spf.mandrillapp.com include:sendgrid.net include:gateway.cloud.is.it -all
There is 1 domain that have DNS TXT set to v=spf1 include:spf.protection.outlook.com include:spf.mandrillapp.com include:sendgrid.net include:gateway.cloud.is.it -all.