Microchip Technology Inc.

Microchip Technology Inc. , manages 16 unique MAC address prefixes. These prefixes are part of a massive allocation with a total block size of 268.4 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 04 December 2000, and the most recent update was made on 07 April 2026. These allocations support network identification and communication globally.

Unique prefixes: 16

Block Size: 268435440 (268.43 M)

First registration: 04 December 2000

Last updated: 07 April 2026

Types

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

MAC PrefixTypeRegistration Date
00:04:A3 MA-L2000-12-04
00:1E:C0 MA-L2007-12-31
04:91:62 MA-L2018-06-29
0C:02:5B MA-L2026-04-07
40:84:32 MA-L2023-03-30
44:B7:D0 MA-L2022-08-02
54:10:EC MA-L2016-04-06
60:8A:10 MA-L2021-03-30
68:27:19 MA-L2019-07-16
80:1F:12 MA-L2017-10-31
80:34:28 MA-L2020-12-22
9C:95:6E MA-L2022-04-21
D8:47:8F MA-L2023-01-13
D8:80:39 MA-L2014-08-20
E8:EB:1B MA-L2020-06-23
FC:0F:E7 MA-L2021-09-10