Email Formats
{
"mx": [
"5 east.smtp.mx.exch092.serverdata.net.",
"5 west.smtp.mx.exch092.serverdata.net."
],
"spf": [
"v=spf1 mx include:spf.intermedia.net include:spf.smtp2go.com ip4:103.2.142.209 include:spf.serverdata.net include:_spf.google.com include:spf.constantcontact.com ~all"
]
}