Email Formats

{
  "mx": [
    "10 mxext1.mailbox.org.",
    "10 mxext2.mailbox.org.",
    "20 mxext3.mailbox.org."
  ],
  "spf": [
    "v=spf1 a mx ip4:81.91.161.53 ip4:81.91.161.54 ip6:2a02:568:102:211::1:16 ip6:2a02:568:102:211::1:17 include:mailbox.org ~all"
  ]
}