MAC Address Lookup

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

Riken Keiki Co., Ltd.

OUI: 00:21:BB

Address:

2-7-6 Azusawa
Itabashi-Ku Tokyo 174-8744
JP.

Assignment Type MA-L

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

Last updated: 17 November 2015

Initial registration: 25 October 2008