Monnit Corporation

Monnit Corporation , manages 19 unique MAC address prefixes. These prefixes have a total block size of 1.1 million addresses.

The allocation includes the following types: MA-M(Mac Address Block Medium, 1,048,576 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 12 August 2015, and the most recent update was made on 12 February 2026. These allocations support network identification and communication globally.

Unique prefixes: 19

Block Size: 1122285 (1.12 M)

First registration: 12 August 2015

Last updated: 12 February 2026

Types

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

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

MAC PrefixTypeRegistration Date
6C:47:80:5 MA-M2026-02-12
70:B3:D5:02:E MA-S2017-03-08
70:B3:D5:23:6 MA-S2018-02-15
70:B3:D5:37:7 MA-S2015-08-12
70:B3:D5:39:3 MA-S2020-04-02
70:B3:D5:A1:E MA-S2021-01-21
70:B3:D5:D1:6 MA-S2019-07-25
70:B3:D5:D1:A MA-S2018-12-16
8C:1F:64:06:D MA-S2021-07-29
8C:1F:64:23:2 MA-S2023-05-02
8C:1F:64:48:B MA-S2024-01-11
8C:1F:64:63:E MA-S2025-04-19
8C:1F:64:66:E MA-S2024-05-08
8C:1F:64:73:9 MA-S2022-06-17
8C:1F:64:94:E MA-S2022-01-21
8C:1F:64:A2:8 MA-S2025-09-26
8C:1F:64:AD:7 MA-S2023-08-18
8C:1F:64:D1:A MA-S2025-01-16
8C:1F:64:EC:F MA-S2022-11-22