BBK EDUCATIONAL ELECTRONICS CORP.,LTD.

BBK EDUCATIONAL ELECTRONICS CORP.,LTD. accessible at www.gdbbk.com, manages 7 unique MAC address prefixes. These prefixes are part of a massive allocation with a total block size of 117.4 million addresses.

The allocation includes the following types: MA-L (Mac Address Block Large, ~16 million addresses each).

The company registered its MAC address allocation on 18 August 2011, and the most recent update was made on 11 April 2016. These allocations support network identification and communication globally.

Unique prefixes: 7

Block Size: 117440505 (117.44 M)

www.gdbbk.com

First registration: 18 August 2011

Last updated: 11 April 2016

Types

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

MAC Prefix	Type	Registration Date
2C:28:2D	MA-L	2013-01-09
30:9B:AD	MA-L	2013-09-12
48:13:F3	MA-L	2011-08-18
48:6B:2C	MA-L	2014-07-13
6C:25:B9	MA-L	2014-09-07
80:41:4E	MA-L	2014-02-25
98:CF:53	MA-L	2016-04-11