MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
BROWN'S OPERATING SYSTEM SERVICES, LTD.
OUI prefix: 00:20:9E
Vendor name: BROWN'S OPERATING SYSTEM SERVICES, LTD.
ST. AGNES HOUSE
London SE3 9RD
Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)
Last updated: 17 November 2015
Initial registration: 22 April 1998