Broadcom

Any device whose MAC address begins with 18:C0:86 has a network interface built by Broadcom. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

18:C0:86

Organization

Broadcom

Address

5300 California Avenue Irvine CA US 92617

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.