Email Formats

{
  "mx": [
    "10 d225499a.ess.barracudanetworks.com.",
    "20 d225499b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 a mx ip4:185.230.222.23 include:spf.ess.barracudanetworks.com -all"
  ]
}