Email Formats

{
  "mx": [
    "10 d267064a.ess.barracudanetworks.com.",
    "20 d267064b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 mx a ip4:24.106.61.42/32 include:spf.ess.barracudanetworks.com  ~all"
  ]
}