Email Formats

{
  "mx": [
    "40 mx.usa.net.",
    "10 mx.ct.mbox.net."
  ],
  "spf": [
    "v=spf1 include:_spf.google.com include:spf.constantcontact.com include:secureserver.net ip4:132.148.207.93 ~all"
  ]
}