Email Formats

{
  "mx": [
    "120 mx4c76.carrierzone.com.",
    "100 mx2c76.carrierzone.com.",
    "10 mx1c76.carrierzone.com.",
    "110 mx3c76.carrierzone.com."
  ],
  "spf": [
    "v=spf1 ip4:213.32.147.163 include:_spf.firebasemail.com include:spfc75.carrierzone.com a mx ~all"
  ]
}