Email Formats

{
  "mx": [
    "10 mx4.hdm-stuttgart.de.",
    "10 mx2.hdm-stuttgart.de.",
    "10 mx1.hdm-stuttgart.de.",
    "10 mx3.hdm-stuttgart.de."
  ],
  "spf": [
    "v=spf1 ip4:141.62.0.0/17 mx:sop.co.at ~all"
  ]
}