Email Formats

{
  "mx": [
    "5 cluster-b.mailcontrol.com.",
    "5 cluster-d.mailcontrol.com.",
    "5 cluster-e.mailcontrol.com.",
    "5 cluster-g.mailcontrol.com.",
    "5 cluster-h.mailcontrol.com.",
    "5 cluster-j.mailcontrol.com."
  ],
  "spf": [
    "v=spf1 redirect=spf.tfl.gov.uk"
  ]
}