Email Formats
{
"mx": [
"10 d288112a.ess.barracudanetworks.com.",
"20 d288112b.ess.barracudanetworks.com."
],
"spf": [
"v=spf1 include:spf.ess.barracudanetworks.com ip4:69.92.104.50 include:spf.protection.outlook.com mx include:secureserver.net include:asp-spf1.yardi.com include:asp-spf2.yardi.com -all"
]
}