Email Formats

{
  "mx": [
    "10 d324070a.ess.barracudanetworks.com.",
    "20 d324070b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 ptr:appriver.com include:spf.ess.barracudanetworks.com include:20012670.spf03.hubspotemail.net ~all"
  ]
}