Email Formats

{
  "mx": [
    "20 mail-1.marlincontrols.com.",
    "30 mail-2.marlincontrols.com.",
    "5 mail.marlincontrols.com.",
    "10 mail-3.marlincontrols.com."
  ],
  "spf": [
    "v=spf1 mx a ip4:67.48.46.240/29 ip4:67.78.76.56/29 ~all"
  ]
}