Email Formats

{
  "mx": [
    "10 d275160a.ess.barracudanetworks.com.",
    "20 d275160b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 mx a ip4:50.73.213.5 include:spf.messagelabs.com include:spf.protection.outlook.com ~all"
  ]
}