Email Formats

{
  "mx": [
    "20 mail2.class-spa.it.",
    "10 mail.class-spa.it."
  ],
  "spf": [
    "v=spf1 mx ip4:31.27.110.154/29 a:vu000583.arubabiz.net include:spf.protection.outlook.com -all"
  ]
}