SIL3 Pty.Ltd

Any device whose MAC address begins with 00:26:80 has a network interface built by SIL3 Pty.Ltd. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:26:80

Organization

SIL3 Pty.Ltd

Address

Factory 10 DANDENONG VICTORIA AU 3175

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.