Email Formats

{
  "mx": [
    "20 cluster5a.us.messagelabs.com.",
    "10 cluster5.us.messagelabs.com."
  ],
  "spf": [
    "v=spf1 ip4:66.59.0.0/19 ip4:72.19.192.0/18 ip4:74.10.8.21 ip4:206.188.192.33 ip4:206.188.192.35 -all"
  ]
}