EA Elektro-Automatik GmbH

EA Elektro-Automatik GmbH , manages 10 unique MAC address prefixes. These prefixes are part of a massive allocation with a total block size of 41 thousand addresses.

The allocation includes the following types: MA-S (Mac Address Block Small, previously named OUI-36, encompasses IAB Assignments, ~4096 addresses each).

The company registered its MAC address allocation on 15 September 2022, and the most recent update was made on 26 June 2025. These allocations support network identification and communication globally.

Unique prefixes: 10

Block Size: 40950 (40.95 k)

First registration: 15 September 2022

Last updated: 26 June 2025

Types

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

MAC PrefixTypeRegistration Date
8C:1F:64:0C:8 MA-S2024-07-08
8C:1F:64:7B:1 MA-S2023-05-16
8C:1F:64:7E:8 MA-S2025-02-06
8C:1F:64:80:4 MA-S2023-10-19
8C:1F:64:96:A MA-S2023-10-30
8C:1F:64:9D:3 MA-S2024-03-07
8C:1F:64:A2:E MA-S2025-06-26
8C:1F:64:C6:D MA-S2023-07-26
8C:1F:64:E9:2 MA-S2023-02-07
8C:1F:64:F5:7 MA-S2022-09-15