Email Formats
{
"mx": [
"10 us-smtp-inbound-1.mimecast.com.",
"10 us-smtp-inbound-2.mimecast.com."
],
"spf": [
"v=spf1 mx ip4:204.16.139.0/26 ip4:35.208.210.177/32 ip4:35.212.58.193/32 include:ei1.com include:us-smtp-outbound-1.mimecast.com include:us-smtp-outbound-2.mimecast.com include:spf.protection.outlook.com ~all"
]
}