Email Formats

{
  "mx": [
    "10 d310634a.ess.barracudanetworks.com.",
    "10 d310634b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1  ip4:72.48.104.211 ip4:136.226.0.0/16 ip4:165.225.0.0/16  include:spf.ess.barracudanetworks.com ~all"
  ]
}