Extreme Networks, Inc.

Extreme Networks, Inc. accessible at www.extremenetworks.com, manages 100 unique MAC address prefixes. These prefixes have a total block size of 1.7 billion addresses.

The allocation includes the following types: MA-L(Mac Address Block Large, 16,777,216 addresses each).

The company registered its MAC address allocation on 22 April 1998, and the most recent update was made on 30 September 2026. These allocations support network identification and communication globally.

Unique prefixes: 100

Block Size: 1677721500 (1.67 G)

www.extremenetworks.com

First registration: 22 April 1998

Last updated: 30 September 2026

Types

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

MAC PrefixTypeRegistration Date
00:01:30 MA-L2000-11-09
00:04:96 MA-L2000-12-04
00:19:77 MA-L2006-08-27
00:89:C9 MA-L2025-11-14
00:B8:1D MA-L2026-01-14
00:DC:B2 MA-L2020-11-13
00:E0:2B MA-L1998-04-22
00:E6:0E MA-L2023-01-18
08:EA:44 MA-L2011-11-26
0C:9B:78 MA-L2023-07-12
0C:ED:71 MA-L2024-11-14
14:BA:A2 MA-L2026-09-08
18:49:F8 MA-L2023-07-14
1C:2D:60 MA-L2026-03-23
1C:98:4B MA-L2025-10-03
20:6C:8A MA-L2016-08-08
20:9E:F7 MA-L2019-12-25
24:1F:BD MA-L2022-02-26
24:81:85 MA-L2025-12-15
30:F8:56 MA-L2025-06-11
34:85:84 MA-L2017-08-04
40:18:B1 MA-L2012-02-04
40:3F:43 MA-L2025-03-04
40:88:2F MA-L2020-04-09
40:B2:15 MA-L2024-08-02
40:E3:17 MA-L2023-06-21
40:E7:67 MA-L2026-09-08
44:2D:49 MA-L2026-07-21
44:E4:E6 MA-L2023-10-19
48:9B:D5 MA-L2019-04-12
4C:0A:4E MA-L2025-04-16
4C:23:1A MA-L2022-12-24
50:0A:9C MA-L2024-09-18
58:58:CD MA-L2022-09-15
58:59:C2 MA-L2019-07-10
5C:0E:8B MA-L2010-03-01
60:1D:56 MA-L2023-11-22
60:2D:74 MA-L2024-08-02
64:CB:A0 MA-L2026-09-30
6C:03:70 MA-L2022-12-28
74:67:F7 MA-L2015-11-17
78:7D:53 MA-L2018-06-25
78:96:A3 MA-L2022-09-15
7C:95:B1 MA-L2016-08-08
7C:A4:F7 MA-L2025-04-16
80:95:62 MA-L2023-04-13
88:5B:DD MA-L2014-02-25
88:7E:25 MA-L2019-06-20
8C:49:7A MA-L2021-10-20
90:B8:32 MA-L2019-07-10
94:9B:2C MA-L2018-06-02
9C:5D:12 MA-L2012-06-14
9C:DC:99 MA-L2026-07-21
A4:73:AB MA-L2023-07-13
A4:97:91 MA-L2025-03-04
A4:C7:F6 MA-L2022-10-15
A4:EA:8E MA-L2018-03-08
A8:C6:47 MA-L2023-02-01
AC:4D:D9 MA-L2023-03-21
AC:7F:8D MA-L2023-12-21
AC:ED:32 MA-L2023-04-03
B0:27:CF MA-L2021-02-27
B4:2D:56 MA-L2017-09-22
B4:A3:BD MA-L2023-11-22
B4:C7:99 MA-L2011-05-07
B8:1E:0B MA-L2026-01-14
B8:50:01 MA-L2016-08-26
B8:7C:F2 MA-L2014-02-25
B8:DC:28 MA-L2026-03-23
BC:34:D6 MA-L2025-08-11
BC:F3:10 MA-L2018-06-25
C4:13:E2 MA-L2015-11-17
C8:51:FB MA-L2023-04-14
C8:66:5D MA-L2015-11-17
C8:67:5E MA-L2015-11-17
C8:BE:35 MA-L2022-01-11
D8:02:C0 MA-L2023-10-19
D8:54:A2 MA-L2015-11-17
D8:84:66 MA-L2014-08-20
D8:E0:16 MA-L2025-08-11
DC:23:3B MA-L2023-04-05
DC:39:FD MA-L2026-09-30
DC:B8:08 MA-L2019-01-10
DC:BB:3D MA-L2025-06-11
DC:DC:C3 MA-L2022-06-23
DC:E6:50 MA-L2022-05-17
E0:1C:41 MA-L2012-02-04
E0:A1:29 MA-L2023-03-07
E4:16:13 MA-L2025-10-03
E4:44:E5 MA-L2021-07-21
E4:DB:AE MA-L2022-09-20
E4:FD:8C MA-L2024-11-14
F0:2B:7C MA-L2023-07-14
F0:64:26 MA-L2020-08-22
F0:9C:E9 MA-L2012-06-14
F4:54:24 MA-L2023-07-14
F4:6E:95 MA-L2018-10-13
F4:CE:48 MA-L2021-05-20
F4:EA:B5 MA-L2017-08-04
FC:0A:81 MA-L2011-11-26