Email Formats
{
"mx": [
"10 us-smtp-inbound-1.mimecast.com.",
"10 us-smtp-inbound-2.mimecast.com."
],
"spf": [
"v=spf1 mx ip4:131.239.17.148 ip4:131.239.17.146 include:spf.protection.outlook.com include:_netblocks.mimecast.com include:cust-spf.exacttarget.com include:et._spf.pardot.com ~all"
]
}