Email Formats

{
  "mx": [
    "10 mail01.dictu.nl.",
    "10 mail03.dictu.nl.",
    "10 mail04.dictu.nl."
  ],
  "spf": [
    "v=spf1 include:_spf.dictu.nl include:_spf.intermax.nl include:_spf.spotler.email ~all"
  ]
}