You can check the warranty and support contract status of your HP products online. This includes the base warranty, support contracts and/or carepacks.

• HP Support Center: desktops, tablets, printers
  http://h20564.www2.hp.com/hpsc/wc/public/home
• Hewlett Packard Enterprise: servers, storage, networking
  http://h20564.www2.hpe.com/hpsc/wc/public/home