Email Formats

{
  "mx": [
    "10 d157647a.ess.barracudanetworks.com.",
    "20 d157647b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 include:outlook.com include:spf.ess.barracudanetworks.com include:_spf.travelclick.com ip4:216.117.108.0/24 ip4:216.117.109.0/24 ip4:216.117.110.0/24 ~all"
  ]
}