Email Formats

{
  "mx": [
    "10 d150639a.ess.barracudanetworks.com.",
    "20 d150639b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 include:spf.ess.barracudanetworks.com ip4:72.22.210.5 ~all"
  ]
}