California Eastern Laboratories

Any device whose MAC address begins with 00:22:A3 has a network interface built by California Eastern Laboratories. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:22:A3

Organization

California Eastern Laboratories

Address

4590 Patrick Henry Dr. Santa Clara CA US 95054

Source

IEEE OUI registry

Have a full MAC address? Look it up— we'll also tell you if it's a randomized (private) address rather than a real manufacturer prefix.