NEWGEN SYSTEMS CORP.

Any device whose MAC address begins with 00:40:99 has a network interface built by NEWGEN SYSTEMS CORP.. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:40:99

Organization

NEWGEN SYSTEMS CORP.

Address

17580 NEWHOPE STREET FOUNTAIN VALLEY CA US 92708

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.