Email Formats

{
  "mx": [
    "10 d307115a.ess.barracudanetworks.com.",
    "20 d307115b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 mx ip4:98.172.130.35 ip4:98.172.130.38 ip4:68.105.247.18 ip4:68.105.248.230 ip4:68.105.248.231 -all"
  ]
}