Email Formats
{
"mx": [
"10 filter1.buxton-2.mailguard.com.au.",
"20 filter2.buxton-2.mailguard.com.au.",
"30 filter3.buxton-2.mailguard.com.au."
],
"spf": [
"v=spf1 include:customer.mailguard.com.au ip4:115.70.20.191 include:servers.mcsv.net include:spf.protection.outlook.com ~all"
]
}