GN Netcom A/S

Any device whose MAC address begins with 1C:48:F9 has a network interface built by GN Netcom A/S. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

1C:48:F9

Organization

GN Netcom A/S

Address

Lautrupbjerg 7 Ballerup Ballerup DK DK-2750

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.