MAC Address Lookup

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

 MAC

Sumitomo Electric Industries, Ltd

Unique prefixes: 7

Block Size: 117440505 (117.44 M)

First registration: 22 April 1998

Last updated: 28 August 2021

Types

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

MAC PrefixTypeRegistration Date
00:00:5FMA-L1998-04-22
00:08:F6MA-L2002-06-05
00:0B:A2MA-L2003-02-07
00:1C:FCMA-L2007-06-16
00:25:DCMA-L2010-01-05
08:4E:BFMA-L2010-11-24
A4:DE:26MA-L2021-08-28