Email Formats
{
"mx": [
"1 d321105a.ess.barracudanetworks.com.",
"5 d321105b.ess.barracudanetworks.com."
],
"spf": [
"v=spf1 ip4:45.61.4.203 ip4:172.108.143.174 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com include:spf.ess.ca.barracudanetworks.com -all"
]
}