Which are the product URL statuses?

The product URL statuses are: 

• Working: The product page is accessible by the user, the product content is visible.

• Not Working: The product page is no longer working, meaning it either redirects to a homepage, a category page or there is no product content.

• Missing: The product page for this product was not found.

• Not Listed: This product is excluded from this retailer’s assortment.