Email Formats

{
  "mx": [
    "10 mx-lon.tibus.net.",
    "10 mx-dub.tibus.net.",
    "20 mx-bh.tibus.net."
  ],
  "spf": [
    "v=spf1 mx a include:spf1.tibus.net include:spf2.tibus.net-all"
  ]
}