Email Formats
{
"mx": [
"10 filter1.thepcd-1.mailguard.com.au.",
"20 filter2.thepcd-1.mailguard.com.au.",
"30 filter3.thepcd-1.mailguard.com.au."
],
"spf": [
"v=spf1 include:_spf.mlsend.com include:spf.mandrillapp.com include:customer.mailguard.com.au ip4:203.213.66.58 -all"
]
}