Email Formats

{
  "mx": [
    "10 mail.simtec.de.",
    "200 relay.rzone.de."
  ],
  "spf": [
    "v=spf1 ip4:79.133.58.0/28 ip4:85.215.255.0/24 ip4:81.169.146.128/25 -all"
  ]
}