EMAC, Inc.

EMAC, Inc. accessible at www.emacinc.com, manages 18 unique MAC address prefixes. These prefixes have a total block size of 16.8 million addresses.

The allocation includes the following types: IAB(Individual Address Block), MA-L(Mac Address Block Large, 16,777,216 addresses each) and MA-S(Mac Address Block Small, previously named OUI-36, encompasses IAB assignments, 4,096 addresses each).

The company registered its MAC address allocation on 21 February 2011, and the most recent update was made on 18 February 2016. These allocations support network identification and communication globally.

Unique prefixes: 18

Block Size: 16846830 (16.84 M)

www.emacinc.com

First registration: 21 February 2011

Last updated: 18 February 2016

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)

MA-S:Mac Address Block Small (previously named OUI-36, encompasses IAB Assignments). Number of address 2^12 (4096)

MAC PrefixTypeRegistration Date
00:50:C2:0E:0 IAB2011-02-21
00:50:C2:97:4 IAB2011-02-21
00:50:C2:B8:7 IAB2011-02-21
00:50:C2:C9:2 IAB2011-02-21
00:50:C2:D6:2 IAB2011-02-21
00:50:C2:D7:1 IAB2011-02-21
00:50:C2:E6:6 IAB2011-08-06
00:50:C2:F6:2 IAB2012-03-30
00:50:C2:F8:A IAB2012-05-09
28:BC:56 MA-L2015-11-17
40:D8:55:09:D IAB2013-04-03
40:D8:55:13:1 IAB2013-08-29
40:D8:55:18:3 IAB2013-11-18
40:D8:55:19:D IAB2013-11-18
70:B3:D5:65:4 MA-S2015-04-29
70:B3:D5:67:9 MA-S2015-04-29
70:B3:D5:72:9 MA-S2014-11-04
70:B3:D5:8A:B MA-S2014-04-14