Email Formats

{
  "mx": [
    "10 d198139a.ess.barracudanetworks.com.",
    "20 d198139b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 ip4:4.53.195.136  ip4:4.53.195.140 ip4:54.236.128.150 ip4:54.236.109.30 include:spf.ess.barracudanetworks.com include:mailgun.org ~all"
  ]
}