Email Formats

{
  "mx": [
    "10 d277326a.ess.barracudanetworks.com.",
    "20 d277326b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 a mx ip4:192.44.184.20 include:spf.ess.barracudanetworks.com include:43666287.spf04.hubspotemail.net ~all"
  ]
}