Email Formats

{
  "mx": [
    "10 d33094a.ess.barracudanetworks.com.",
    "20 d33094b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 +a +mx include:spf.ess.barracudanetworks.com ip4:173.10.96.41 -all"
  ]
}