Email Formats

{
  "mx": [
    "0 mail.cavazza.it.",
    "50 xy.fabioferrero.it."
  ],
  "spf": [
    "v=spf1 a mx ip4:217.61.63.152 include:_spf.ot-mail.it include:turbo-smtp.com include:fabioferrero.it include:corsoausilioteca.cavazza.it ~all"
  ]
}