var r1 = _.every(obj, function(value, key) {
  var re = /^[0-9a-z\.\s]*$/;
  return re.test(value) && re.test(key);
});
var r2 = _.some(obj, function(value, key) {
  var re = /^[0-9a-z\.\s]*$/;
  return re.test(value) && re.test(key);
});