MAC Address Lookup

Find the vendor name of a device by entering an OUI or a MAC address

Gefen LLC

OUI: 00:1C:91

Vendor name: Gefen LLC

Address:

5919 Sea Otter Place
Carlsbad CA 92010
US.

Assignment Type MA-L

Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)

Last updated: 12 March 2020

Initial registration: 13 May 2007