Email Formats

{
  "mx": [
    "10 mh1.dtl.net.",
    "30 mh3.dtl.net.",
    "20 mh2.dtl.net."
  ],
  "spf": [
    "v=spf1 a mx ip4:68.15.3.202 ip4:138.197.63.226 ~all"
  ]
}