Email Formats

{
  "mx": [
    "4 d145272b.ess.barracudanetworks.com.",
    "2 d145272a.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 a ip4:63.72.180.41 ip4:63.72.180.45 ~all"
  ]
}