Email Formats

{
  "mx": [
    "10 mail.comercialelectrica.mx.",
    "20 witcher.mxrouting.net.",
    "30 witcher-relay.mxrouting.net."
  ],
  "spf": [
    "v=spf1 include:comercialelectrica.mx include:witcher.mxrouting.net include:mxlogin.com include:spf.mailjet.com mx a:relay.mymailcheap.com -all"
  ]
}