LabJack

Any device whose MAC address begins with 90:2E:87 has a network interface built by LabJack. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

90:2E:87

Organization

LabJack

Address

3232 S Vance St STE 100 Lakewood CO US 80227

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.