DTI

Any device whose MAC address begins with 00:26:E3 has a network interface built by DTI. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:26:E3

Organization

DTI

Address

Rue de la gare, 35 NANINNE NAMUR BE 5100

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.