MAC Address Lookup

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


Cambridge Silicon Radio

OUI: 00:02:5B

Vendor name: Cambridge Silicon Radio


Unit 400
Science Park

United Kingdom

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: 09 November 2000

MAC Address Vendor Country GB map