Email Formats

{
  "mx": [
    "10 east.smtp.mx.exch030.serverdata.net.",
    "20 west.smtp.mx.exch030.serverdata.net."
  ],
  "spf": [
    "v=spf1 include:serverdata.net include:cust-spf.exacttarget.com include:cust-spf.eleadtrack.net include:dospf.simplepart.com ~all"
  ]
}