MAC Address Lookup

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


Keiyo System Research, Inc.

OUI prefix: 00:11:FE

Vendor name: Keiyo System Research, Inc.


Hamada park Bldg. 6F
Chiba-city Chiba-pref 260-0028

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: 04 August 2004

MAC Address Vendor Country JP map