Email Formats
{
"mx": [
"10 d298588a.ess.barracudanetworks.com.",
"20 d298588b.ess.barracudanetworks.com."
],
"spf": [
"v=spf1 ip4:167.89.89.69 ip4:34.148.29.1 include:cch.com include:sendgrid.net include:spf.protection.outlook.com include:spf.US.exclaimer.net include:spf.ess.barracudanetworks.com -all"
]
}