MAC Address Lookup

 MAC

Cabletron Systems, Inc.

Unique prefixes: 5

Block Size: 83886075 (83.88 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
00:00:1DMA-L2000-11-09
00:60:BBMA-L1998-04-22
00:E0:3AMA-L1998-04-22
00:20:D4MA-L1998-04-22
00:E0:63MA-L1998-04-22