Email Formats
{
"mx": [
"0 usb-smtp-inbound-1.mimecast.com.",
"0 usb-smtp-inbound-2.mimecast.com."
],
"spf": [
"v=spf1 +mx +a +ip4:192.145.239.223 ip4:50.240.181.216/29 +include:smtp.servconfig.com include:spf.protection.outlook.com include:usb._netblocks.mimecast.com ~all"
]
}