Email Formats
{
"mx": [
"10 d194949a.ess.barracudanetworks.com.",
"10 d194949b.ess.barracudanetworks.com."
],
"spf": [
"v=spf1 mx a include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com include:servers.mcsv.net include:spf.smtp2go.com -all"
]
}