Email Formats
{
"mx": [
"30 controlchief-com.inbound.emailservice.co.",
"10 controlchief-com.inbound.emailservice.io.",
"20 controlchief-com.inbound.emailservice.cc."
],
"spf": [
"v=spf1 a ip4:173.246.253.14 include:spf.us.emailservice.io include:spf.protection.outlook.com -all"
]
}