Email Formats

{
  "mx": [
    "10 mx2.nlr.nl.",
    "10 mx1.nlr.nl."
  ],
  "spf": [
    "v=spf1 a mx ip4:137.17.162.5 ip4:137.17.162.6 ip4:137.17.162.8 ip4:137.17.162.9 -all"
  ]
}