Email Formats

{
  "mx": [
    "10 d248086a.ess.barracudanetworks.com.",
    "20 d248086b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 mx a ip4:184.191.33.173 include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com include:send.aweber.com ~all"
  ]
}