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