Email Formats
{
"mx": [
"10 aussmtp2.prod.auscert.org.au.",
"15 aussmtp1.prod.auscert.org.au."
],
"spf": [
"v=spf1 ip4:130.102.9.0/24 ip4:130.102.188.0/23 ip4:130.102.189.8 ip4:130.102.189.13 ip4:130.102.189.36 include:_spf.salesforce.com include:servers.mcsv.net ip4:167.89.0.0/17 include:sendgrid.net -all"
]
}