Email Formats

{
  "mx": [
    "5 mx0.systemagmbh.de."
  ],
  "spf": [
    "v=spf1 a mx ip4:217.18.190.4 ip4:217.18.190.5 ip4:217.18.191.31 ip4:217.18.191.36 -all"
  ]
}