Email Formats

{
  "mx": [
    "10 us-smtp-inbound-1.mimecast.com.",
    "10 us-smtp-inbound-2.mimecast.com."
  ],
  "spf": [
    "v=spf1 +a +mx +ip4:192.223.29.148 +ip4:74.91.120.170 +include:us._netblocks.mimecast.com ~all"
  ]
}