Email Formats

{
  "mx": [
    "10 mail.frerk-aggregatebau.com.",
    "100 relay.rzone.de."
  ],
  "spf": [
    "v=spf1 mx:mailgw.frerk-aggregatebau.com mx:mail.frerk-aggregatebau.com ip4:45.13.20.38 ip4:45.13.20.35 ip4:87.253.243.228 ip4:87.253.243.227 include:_spf.strato.com ~all"
  ]
}