Email Formats
{
"mx": [
"30 filter3.melbou-45.mailguard.com.au.",
"20 filter2.melbou-45.mailguard.com.au.",
"10 filter1.melbou-45.mailguard.com.au."
],
"spf": [
"v=spf1 include:customer.mailguard.com.au include:spf.protection.outlook.com ip4:27.50.84.203 -all"
]
}