Email Formats

{
  "mx": [
    "10 primary.mail.pcextreme.nl.",
    "20 fallback.mail.pcextreme.nl."
  ],
  "spf": [
    "v=spf1 a mx include:spf.onlineskills.nl  include:spf.lionhead.nl ip4:185.87.187.53 ip6:2a00:f10:305:0:43b:e2ff:fe00:46d ~all"
  ]
}