MAC Address Lookup

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

 MAC

CAT SYSTEM CO.,LTD.

Unique prefixes: 1

Block Size: 16777215 (16.77 M)

First registration: 01 March 2010

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
B0:E3:9DMA-L2010-03-01