prosodyctl check: Warn about invalid domain names in the config file This ensures that domain names of virtual hosts and components are valid in XMPP, and that they are encoded correctly.

return {
  _all = {
  },
  default = {
    ["exclude-tags"] = "mod_bosh,storage,SLOW";
  };
  bosh = {
    tags = "mod_bosh";
  };
  storage = {
    tags = "storage";
  };
}