Email Formats

{
  "mx": [
    "10 d102077a.ess.barracudanetworks.com.",
    "20 d102077b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 +a +mx +ip4:67.20.116.206 +ip4:66.147.240.161 +ip4:12.149.124.146 include:spf.ess.barracudanetworks.com ~all"
  ]
}