Email Formats
{
"mx": [
"10 d67899a.ess.barracudanetworks.com.",
"20 d67899b.ess.barracudanetworks.com."
],
"spf": [
"v=spf1 mx a ip4:76.231.247.129/27 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com -all"
]
}