Email Formats
{
"mx": [
"10 d342829a.ess.barracudanetworks.com.",
"20 d342829b.ess.barracudanetworks.com."
],
"spf": [
"v=spf1 ip4:173.165.231.157 ip4:205.215.201.42 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com -all"
]
}