Email Formats

{
  "mx": [
    "20 mx2.mailfilter.net.au.",
    "0 instra.biz.",
    "10 mx.mailfilter.net.au."
  ],
  "spf": [
    "v=spf1 a mx ip4:116.90.60.141\\010include:spf.mailcluster.com.au ~all"
  ]
}