MAC Address Lookup

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

 MAC

4RF Communications Ltd

Unique prefixes: 3

Block Size: 16785405 (16.78 M)

First registration: 25 October 2008

Last updated: 17 November 2015

Types

IAB: Individual Address Blocks. Number of address 2^24 (~16 Million)

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

MAC PrefixTypeRegistration Date
00:22:B2MA-L2008-10-25
00:50:C2:2E:DIAB2011-02-21
00:50:C2:6B:3IAB2011-02-21