Sercomm Corporation.

Sercomm Corporation. accessible at www.sercomm.com, manages 32 unique MAC address prefixes. These prefixes have a total block size of 332.4 million addresses.

The allocation includes the following types: MA-L(Mac Address Block Large, 16,777,216 addresses each) and MA-M(Mac Address Block Medium, 1,048,576 addresses each).

The company registered its MAC address allocation on 22 April 1998, and the most recent update was made on 06 November 2025. These allocations support network identification and communication globally.

Unique prefixes: 32

Block Size: 332398560 (332.39 M)

www.sercomm.com

First registration: 22 April 1998

Last updated: 06 November 2025

Types

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

MA-M:Mac Address Block Medium. Number of address 2^20 (~1 Million)

MAC PrefixTypeRegistration Date
00:0E:8F MA-L2004-02-12
00:C0:02 MA-L1998-04-22
0C:73:29 MA-L2020-11-17
10:50:72 MA-L2020-01-21
14:2E:5E MA-L2019-04-19
14:AE:85:E MA-M2019-12-12
18:FD:CB:A MA-M2020-07-21
30:49:50:2 MA-M2020-04-30
38:02:DE MA-L2021-01-27
38:1F:26:A MA-M2022-01-29
3C:62:F0 MA-L2021-03-31
3C:98:72 MA-L2018-03-08
4C:93:A6:8 MA-M2020-06-06
58:95:D8:2 MA-M2020-08-29
60:CE:86 MA-L2019-10-17
6C:DF:FB:2 MA-M2018-10-24
74:9D:79 MA-L2018-06-29
78:81:02 MA-L2017-04-22
78:94:B4 MA-L2016-11-20
88:C9:B3:E MA-M2021-03-03
94:4A:0C MA-L2015-11-17
94:FB:A7:6 MA-M2020-03-11
98:6E:E8:C MA-M2021-08-07
A8:3F:A1:5 MA-M2018-07-22
B4:A5:EF MA-L2016-04-01
C4:95:4D:3 MA-M2019-09-21
D4:21:22 MA-L2014-01-12
D4:60:E3 MA-L2017-10-11
E0:60:66 MA-L2015-11-17
E8:1B:69 MA-L2020-06-23
F0:AC:D7:4 MA-M2016-08-25
F4:64:B6 MA-L2025-11-06