Email Formats
{
"mx": [
"5 d330875a.ess.barracudanetworks.com.",
"10 d330875b.ess.barracudanetworks.com."
],
"spf": [
"v=spf1 mx include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com ip4:72.0.146.0/24 ip4:96.233.196.0/24 ip4:184.74.69.10 -all"
]
}