Email Formats

{
  "mx": [
    "20 d336493.b.ess.de.barracudanetworks.com.",
    "10 d336493.a.ess.de.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 ip4:212.243.72.111 ip4:212.243.72.115 -all"
  ]
}