THERMO ELECTRON KARLSRUHE

Any device whose MAC address begins with 00:12:59 has a network interface built by THERMO ELECTRON KARLSRUHE. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:12:59

Organization

THERMO ELECTRON KARLSRUHE

Address

DIESELSTRAßE 4 KARLSRUHE Baden-Württemberg DE 76227

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.