Email Formats

{
  "mx": [
    "10 d248475b.ess.barracudanetworks.com.",
    "5 d248475a.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 ip4:101.53.244.48 ip4:210.2.139.101 ip4:116.0.44.94 ip4:101.53.244.146 ~all"
  ]
}