Low Tech Solutions

Any device whose MAC address begins with 70:38:B4 has a network interface built by Low Tech Solutions. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

70:38:B4

Organization

Low Tech Solutions

Address

350 N. Orleans Chicago IL US 60654

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.