Email Formats
{
"mx": [
"10 au-smtp-inbound-1.mimecast.com.",
"10 au-smtp-inbound-2.mimecast.com."
],
"spf": [
"v=spf1 include:au._netblocks.mimecast.com +a +mx +ip4:163.53.230.9 +ip4:163.53.230.58 include:spf.protection.outlook.com include:spf-au.emailsignatures365.com ip4:165.228.132.234 ~all"
]
}