Email Formats

{
  "mx": [
    "90 smtp.ctdinc.com.",
    "20 cluster10a.us.messagelabs.com.",
    "50 exchange.kirkerectors.com.",
    "40 smtp.kirkerectors.com.",
    "10 west.smtp.mx.exch122.serverdata.net."
  ],
  "spf": [
    "v=spf1 mx ip4:50.194.147.203 include:_spf.google.com include:spf.serverdata.net ~all"
  ]
}