MAC Address Lookup

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

 Vendor

Bay Networks

Unique prefixes: 3

Block Size: 50331645 (50.33 M)

First registration: 22 April 1998

Last updated: 17 November 2015

Types

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

MAC PrefixTypeRegistration Date
00:00:81MA-L1998-04-22
00:00:A2MA-L1998-04-22
00:E0:7BMA-L1998-04-22