Email Formats
{
"mx": [
"10 d501500.a.ess.au.barracudanetworks.com.",
"15 d501500.b.ess.au.barracudanetworks.com."
],
"spf": [
"v=spf1 include:spf.protection.outlook.com include:spf-au.emailsignatures365.com include:customer.mailguard.com.au include:_spf.createsend.com ip4:144.6.91.169 -all"
]
}