Email Formats

{
  "mx": [
    "10 shared4.onlineactivity.nl.",
    "20 relay.transip.nl."
  ],
  "spf": [
    "v=spf1 mx a include:_netblocks_ipv4.onlineactivity.nl include:_netblocks_ipv6.onlineactivity.nl -all"
  ]
}