Email Formats
{
"mx": [
"10 mx1c40.carrierzone.com.",
"100 mx2c40.carrierzone.com.",
"110 mx3c40.carrierzone.com.",
"120 mx4c40.carrierzone.com."
],
"spf": [
"v=spf1 a mx include:spfc40.carrierzone.com include:servers.mcsv.net include:verticalresponse.com include:_spf.google.com ~all"
]
}