Email Formats
{
"mx": [
"10 us-smtp-inbound-2.mimecast.com.",
"10 us-smtp-inbound-1.mimecast.com."
],
"spf": [
"v=spf1 include:us._netblocks.mimecast.com ip4:12.174.1.226 ip4:136.179.25.135 include:secureserver.net include:spf.protection.outlook.com"
]
}