Email Formats

{
  "mx": [
    "20 d263048b.ess.barracudanetworks.com.",
    "5 d263048a.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 ip4:208.105.220.121 include:spf.ess.barracudanetworks.com include:_spf.psm.knowbe4.com ~all"
  ]
}