Spectra Technologies Holdings Company Ltd

Any device whose MAC address begins with 00:12:54 has a network interface built by Spectra Technologies Holdings Company 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

00:12:54

Organization

Spectra Technologies Holdings Company Ltd

Address

Unit 1301-09, Tower II HK 852

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.