Email Formats

{
  "mx": [
    "10 d151857a.ess.barracudanetworks.com.",
    "90 d151857b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 mx a ip4:96.56.52.162 ip4:100.12.35.136 include:spf.ess.barracudanetworks.com -all"
  ]
}