Email Formats

{
  "mx": [
    "10 mail.maestral.info.",
    "20 exchange.maestral.info."
  ],
  "spf": [
    "v=spf1 mx ip4:195.66.181.100 a:mail.maestral.info a:exchange.maestral.info include:spfa.mailendo.com -all"
  ]
}