Email Formats
{
"mx": [
"20 us-smtp-inbound-2.mimecast.com.",
"10 us-smtp-inbound-1.mimecast.com."
],
"spf": [
"v=spf1 ip4:107.161.177.122 +mx +a +ip4:64.78.48.8 +include:us._netblocks.mimecast.com +include:spf.intermedia.net ~all"
]
}