Email Formats

{
  "mx": [
    "20 d242919a.ess.barracudanetworks.com.",
    "20 d242919b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 a mx ip4:23.30.45.33 ip4:192.196.213.54 include:spf.ess.barracudanetworks.com -all"
  ]
}