Highway 9 Networks, Inc.

Any device whose MAC address begins with 40:25:08 has a network interface built by Highway 9 Networks, Inc.. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

40:25:08

Organization

Highway 9 Networks, Inc.

Address

2350 Mission College Blvd Ste 490 Santa Clara US 95054

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.