Email Formats

{
  "mx": [
    "10 mx1.vizus.cz.",
    "10 mx2.vizus.cz."
  ],
  "spf": [
    "v=spf1 include:spf.vizus.cz include:spf.smartemailing.cz include:_spf.jupiter.salesmanago.pl ~all"
  ]
}