Email Formats
{
"mx": [
"10 filter1.fitzro-2.mailguard.com.au.",
"20 filter2.fitzro-2.mailguard.com.au.",
"30 filter3.fitzro-2.mailguard.com.au."
],
"spf": [
"v=spf1 include:_spf.atlassian.net include:_spf.google.com include:customer.mailguard.com.au include:sendgrid.net -all"
]
}