Email Formats
{
"mx": [
"10 d272034a.ess.barracudanetworks.com.",
"20 d272034b.ess.barracudanetworks.com."
],
"spf": [
"v=spf1 ip4:66.211.225.90 ip4:35.233.230.63 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com -all"
]
}