Email Formats

{
  "mx": [
    "0 appnexus-com.mail.protection.outlook.com."
  ],
  "spf": [
    "v=spf1 ip4:199.59.200.201 include:corp.appnexus.com include:mktomail.com include:stspg-customer.com include:spf.etouches.com include:spf.protection.outlook.com include:spf.mandrillapp.com -all"
  ]
}