Email Formats

{
  "mx": [
    "10 d242833a.ess.barracudanetworks.com.",
    "20 d242833b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 include:_spf.createsend.com ip4:24.220.45.163 include:spf.ess.barracudanetworks.com include:portalmessenger.com -all"
  ]
}