Email Formats

{
  "mx": [
    "10 mx1.sparkbusinessmail.co.nz.",
    "20 mx2.sparkbusinessmail.co.nz."
  ],
  "spf": [
    "v=spf1 a mx a:mail.tbhub.co.nz include:spf.sparkbusinessmail.co.nz ~all"
  ]
}