STJ ELECTRONICS PVT LTD

Any device whose MAC address begins with 00:25:7B has a network interface built by STJ ELECTRONICS PVT 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

00:25:7B

Organization

STJ ELECTRONICS PVT LTD

Address

X-24 OKHLA INDUSTRIAL AREA NEW DELHI DELHI IN 110 020

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.