Email Formats

{
  "mx": [
    "40 ch-sv03931.dmz.sarasin.ch.",
    "30 ch-sv03930.dmz.sarasin.ch."
  ],
  "spf": [
    "v=spf1 mx ip4:160.219.36.64/28 ip4:160.219.37.128/28 -all"
  ]
}