Email Formats

{
  "mx": [
    "10 d325555a.ess.barracudanetworks.com.",
    "20 d325555b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 mx ip4:209.55.113.70 ip4:209.55.112.146 ip4:209.55.112.148 include:spf.ess.barracudanetworks.com -all"
  ]
}