Email Formats
{
"mx": [
"0 au-smtp-inbound-1.mimecast.com.",
"0 au-smtp-inbound-2.mimecast.com."
],
"spf": [
"v=spf1 mx ip4:203.221.123.14/32 ip4:203.219.225.144/28 ip4:101.234.201.224/27 a:amh.net.au include:au._netblocks.mimecast.com include:spf-au.emailsignatures365.com -all"
]
}