HB
IEEE Registrant 2 Prefixes

HBTECH

HBTECH manages 2 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 17 June 2026, and the most recent update was made on 29 June 2026. These allocations support network identification and communication globally.

Unique prefixes 2
Block Size 1052670 (1.05 M)
First registration 17 June 2026
Last updated 29 June 2026

Entity Details

Unique prefixes 2
Block Size 1052670 (1.05 M)
First registration 17 June 2026
Last updated 29 June 2026

Types

MA-M: Block Type

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

MA-S: Block Type

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

Registered MAC Prefixes

All Organizationally Unique Identifiers and MAC ranges assigned to this vendor

2 Records
MAC PrefixTypeRegistration Date
50:19:11:2 MA-M2026-06-29
8C:1F:64:39:C MA-S2026-06-17