Email Formats

{
  "mx": [
    "40 alt3.us.email.fireeyecloud.com.",
    "10 primary.us.email.fireeyecloud.com.",
    "30 alt2.us.email.fireeyecloud.com.",
    "20 alt1.us.email.fireeyecloud.com."
  ],
  "spf": [
    "v=spf1 mx a ip4:202.122.96.0/24 ip4:202.122.98.0/24 ip4:103.31.136.0/24 ~all"
  ]
}