{
  "$schema": "http://json-schema.org/draft-04/schema#",
  "description": "Values returned by mail server",
  "properties": {
    "imap-port": {
      "description": "IMAP port of the dovecot instance",
      "type": "integer"
    },
    "smtp-port": {
      "description": "SMTP port of the postfix instance",
      "type": "integer"
    },
    "imap-smtp-ipv6": {
      "description": "IPv6 address of the IMAP and SMTP instances",
      "type": "string"
    },
    "domain": {
      "description": "Domain of the mail server",
      "type": "string"
    }
  },
  "type": "object"
}
