Iskra Sistemi d.d.

Any device whose MAC address begins with 00:1B:DF has a network interface built by Iskra Sistemi d.d.. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:1B:DF

Organization

Iskra Sistemi d.d.

Address

Stegne 21 Ljubljana Slovenia SI 1000

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.