Dualtech IT AB

Any device whose MAC address begins with 00:1C:9E has a network interface built by Dualtech IT AB. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:1C:9E

Organization

Dualtech IT AB

Address

Banehagsgatan 1F GOTHENBURG Västra Götaland SE 41451

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.