Email Formats
{
"mx": [
"10 us-smtp-inbound-1.mimecast.com.",
"10 us-smtp-inbound-2.mimecast.com."
],
"spf": [
"v=spf1 a ip4:69.8.120.204 ip4:69.8.120.179 ip4:69.8.120.165 ip4:72.10.52.99 include:_netblocks.mimecast.com include:icpbounce.com ?all"
]
}