Email Formats

{
  "mx": [
    "10 d204714a.ess.barracudanetworks.com.",
    "20 d204714b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 ip4:38.113.1.0/24 ip4:38.113.20.0/24 ip4:65.254.224.0/19 ?all"
  ]
}