Email Formats
{
"mx": [
"10 us-smtp-inbound-2.mimecast.com.",
"10 us-smtp-inbound-1.mimecast.com."
],
"spf": [
"v=spf1 ip4:68.178.221.66 ip4:75.58.176.41 include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:secureserver.net -all"
]
}