Email Formats
{
"mx": [
"15 d153852b.ess.barracudanetworks.com.",
"10 d153852a.ess.barracudanetworks.com."
],
"spf": [
"v=spf1 include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com ip4:137.83.107.106 ip4:69.20.200.224 include:sendgrid.net include:spf.mandrillapp.com ~all"
]
}