Email Formats

{
  "mx": [
    "10 mail.cityairporttrain.com."
  ],
  "spf": [
    "v=spf1 mx a:mx.viennaairport.com a:mail.your-server.de include:spf1.eyepinnews.com include:spf2.eyepinnews.com include:spf3.eyepinnews.com ~all"
  ]
}