MAC Address Lookup

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


KWS Computersysteme GmbH

MAC prefix: 00:12:91

Vendor name: KWS Computersysteme GmbH

MAC range: 00:12:91:00:00:00 - 00:12:91:FF:FF:FF

Block Size: 16777215 (16.77 M)


Carl Zeiss Str. 1
Ettlingen BW 76275

Type MA-L

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

Initial registration: 10 October 2004

Last updated: 17 November 2015

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