Email Formats
{
"mx": [
"10 us-smtp-inbound-1.mimecast.com.",
"10 us-smtp-inbound-2.mimecast.com."
],
"spf": [
"v=spf1 ip4:216.59.114.65/27 ip4:66.159.72.1/25 include:spf.protection.outlook.com include:_netblocks.mimecast.com -all"
]
}