Communications & Power Industries

Any device whose MAC address begins with 00:16:3B has a network interface built by Communications & Power Industries. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:16:3B

Organization

Communications & Power Industries

Address

Suite , 60 Decibel Road State College PA US 16801

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.