Email Formats

{
  "mx": [
    "5 d161723b.ess.barracudanetworks.com.",
    "1 d161723a.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 +a +mx +ip4:68.66.224.27 +ip4:108.175.155.132 +ip4:209.85.128.0/17 +include:_spf.google.com +include:spf.ess.barracudanetworks.com ~all"
  ]
}