MAC Address Lookup

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

 Vendor

Communications & Power Industries

Unique prefixes: 2

Block Size: 33554430 (33.55 M)

First registration: 14 October 2002

Last updated: 02 September 2020

Types

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

MAC PrefixTypeRegistration Date
00:0B:4EMA-L2002-10-14
00:16:3BMA-L2005-10-29