Email Formats
{
"mx": [
"10 us-smtp-inbound-1.mimecast.com.",
"10 us-smtp-inbound-2.mimecast.com."
],
"spf": [
"v=spf1 include:us._netblocks.mimecast.com ip4:208.109.80.1/24 ip4:192.169.232.52 ip4:166.62.59.185 ip4:24.120.126.210 include:spf.protection.outlook.com -all"
]
}