SiRF Technology, Inc.

Any device whose MAC address begins with 00:16:C4 has a network interface built by SiRF Technology, Inc.. 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:C4

Organization

SiRF Technology, Inc.

Address

217 Devcon Dr. San Jose CA US 95112

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.