TTTech Computertechnik AG

Any device whose MAC address begins with 88:23:FE has a network interface built by TTTech Computertechnik AG. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

88:23:FE

Organization

TTTech Computertechnik AG

Address

Schoenbrunnerstrasse 7 Vienna AT 1040

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.