Email Formats

{
  "mx": [
    "10 d291829a.ess.barracudanetworks.com.",
    "20 d291829b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 a mx ip4:74.219.18.242 ip4:64.239.245.202 include:spf.ess.barracudanetworks.com ~all"
  ]
}