Email Formats

{
  "mx": [
    "10 d18052b.ess.barracudanetworks.com.",
    "20 d18052a.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 ip4:172.171.78.123 ip4:51.8.228.198 ip4:64.235.144.0/20 ip4:51.8.197.200 include:spf.ess.barracudanetworks.com ~all"
  ]
}