Email Formats

{
  "mx": [
    "10 mail.avantec.ch.",
    "20 mail2.avantec.ch."
  ],
  "spf": [
    "v=spf1 mx ip4:149.126.6.73 ip4:194.126.200.0/24 include:spf.messagelabs.com -all"
  ]
}