Email Formats
{
"mx": [
"10 d303612a.ess.barracudanetworks.com.",
"20 d303612b.ess.barracudanetworks.com."
],
"spf": [
"v=spf1 include:spf.protection.outlook.com include:zcsend.net include:transmail.net include:spf.ess.barracudanetworks.com ~all"
]
}