Email Formats

{
  "mx": [
    "10 astra.prg.aero.",
    "20 astra2.prg.aero.",
    "30 mercury.prg.aero.",
    "40 mercury2.prg.aero."
  ],
  "spf": [
    "v=spf1 mx include:_spf.mlsend.com ~all"
  ]
}