Email Formats

{
  "mx": [
    "110 mx3c45.carrierzone.com.",
    "100 mx2c45.carrierzone.com.",
    "10 mx1c45.carrierzone.com.",
    "120 mx4c45.carrierzone.com."
  ],
  "spf": [
    "v=spf1 a mx include:spfc45.carrierzone.com include:verticalresponse.com ~all"
  ]
}