Email Formats

{
  "mx": [
    "10 d61062b.ess.barracudanetworks.com.",
    "5 d61062a.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 ip4:50.87.145.36 +a +mx +ip4:198.57.247.140 +ip4:70.89.2.157 +ip4:184.17.137.226 -all"
  ]
}