Email Formats
{
"mx": [
"5 d298694a.ess.barracudanetworks.com.",
"10 d298694b.ess.barracudanetworks.com."
],
"spf": [
"v=spf1 ip4:63.231.215.199 ip4:170.146.0.0/16 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com -all"
]
}