EI
IEEE Registrant 18 Prefixes

EMAC, Inc.

www.emacinc.com

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)
First registration 21 February 2011
Last updated 18 February 2016

Entity Details

Unique prefixes 18
Block Size 16846830 (16.84 M)
First registration 21 February 2011
Last updated 18 February 2016

Types

IAB: Block Type

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

MA-L: Block Type

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

MA-S: Block Type

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

Registered MAC Prefixes

All Organizationally Unique Identifiers and MAC ranges assigned to this vendor

18 Records
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