Email Formats

{
  "mx": [
    "10 mx1c45.carrierzone.com.",
    "110 mx3c45.carrierzone.com.",
    "100 mx2c45.carrierzone.com.",
    "120 mx4c45.carrierzone.com."
  ],
  "spf": [
    "v=spf1 a mx a:mail.cisdata.net include:_spf.google.com include:sendgrid.net include:servers.mcsv.net ~all"
  ]
}