Email Formats

{
  "mx": [
    "10 east.smtp.mx.exch091.serverdata.net.",
    "20 west.smtp.mx.exch091.serverdata.net."
  ],
  "spf": [
    "v=spf1 a mx include:cmail1.com include:spf.intermedia.net ip4:72.91.47.51 ip4:72.91.47.52 ip4:72.91.47.53 include:spf.mandrillapp.com ~all"
  ]
}