Portsmith LLC

Any device whose MAC address begins with 7C:4A:82 has a network interface built by Portsmith LLC. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

7C:4A:82

Organization

Portsmith LLC

Address

850 E. Franklin Road Meridian ID US 83642

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.