Email Formats

{
  "mx": [
    "20 mail2.koeln-bonn-airport.de.",
    "20 mail1.koeln-bonn-airport.de."
  ],
  "spf": [
    "v=spf1 a mx a:cgn-nebenan.de include:_spf.eu.messagegears.net ip4:194.110.25.161 ip4:194.110.25.162 ip4:194.110.25.163 ip4:52.157.149.216 ~all"
  ]
}