Email Formats

{
  "mx": [
    "10 mailx20.cna.at.",
    "10 mailx21.cna.at.",
    "10 mailx22.cna.at.",
    "10 mailx23.cna.at."
  ],
  "spf": [
    "v=spf1 ip4:194.37.230.103 ip4:194.37.230.104 ip4:194.37.230.100/31 ip4:194.37.230.134 ip4:194.37.230.141 ip4:194.37.230.142 ip4:185.244.192.223 include:_spf.ams.at ~all"
  ]
}