Email Formats

{
  "mx": [
    "10 d286419a.ess.barracudanetworks.com.",
    "20 d286419b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 mx a include:spf.ess.barracudanetworks.com  ip4:74.217.5.0/24 ip4:64.18.0.0/20 ip4:207.250.17.243 ip4:207.250.17.244 ip4:64.74.106.130 -all"
  ]
}