Email Formats

{
  "mx": [
    "20 east.smtp.mx.exch028.serverdata.net.",
    "10 west.smtp.mx.exch028.serverdata.net."
  ],
  "spf": [
    "v=spf1 a ptr:serverdata.net mx:east.smtp.exch028.serverdata.net mx:west.smtp.exch028.serverdata.net include:serverdata.net ~all"
  ]
}