Email Formats

{
  "mx": [
    "0 east.smtp.mx.exch090.serverdata.net.",
    "10 west.smtp.mx.exch090.serverdata.net."
  ],
  "spf": [
    "v=spf1 ip4:47.19.36.74/32 ip4:173.220.229.83/32 include:spf.serverdata.net include:spf.constantcontact.com ~all"
  ]
}