Email Formats

{
  "mx": [
    "10 primary.yourfilter.nl.",
    "20 fallback.yourfilter.nl."
  ],
  "spf": [
    "v=spf1 a mx include:_spf.yourfilter.nl ip4:5.172.42.10 include:spf.flowmailer.net -all"
  ]
}