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 include:spf.protection.outlook.com ip4:199.189.168.0/27 ip4:166.248.123.243 ip4:70.57.48.222 ip4:65.152.252.226 ip4:64.91.232.249 -all"
]
}