Email Formats
{
"mx": [
"10 filter1.flacks-1.mailguard.com.au.",
"20 filter2.flacks-1.mailguard.com.au.",
"30 filter3.flacks-1.mailguard.com.au."
],
"spf": [
"v=spf1 include:spf.protection.outlook.com include:customer.mailguard.com.au -all"
]
}