MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
HM
IEEE Registrant 8 Prefixes
Hiwin Mikrosystem Corp.
Hiwin Mikrosystem Corp. manages 8 unique MAC address prefixes. These prefixes have a total block size of 32.8 thousand addresses.
The allocation includes the following types: 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 03 February 2023, and the most recent update was made on 07 August 2026. These allocations support network identification and communication globally.
Unique prefixes 8
Block Size 32760 (32.76 k)
First registration 03 February 2023
Last updated 07 August 2026
Entity Details
Unique prefixes 8
Block Size 32760 (32.76 k)
First registration 03 February 2023
Last updated 07 August 2026
Types
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
| MAC Prefix | Type | Registration Date |
|---|---|---|
| 8C:1F:64:20:1 | MA-S | 2023-07-11 |
| 8C:1F:64:21:6 | MA-S | 2026-03-03 |
| 8C:1F:64:42:3 | MA-S | 2023-02-03 |
| 8C:1F:64:52:A | MA-S | 2023-03-03 |
| 8C:1F:64:79:F | MA-S | 2023-05-05 |
| 8C:1F:64:7F:A | MA-S | 2026-08-07 |
| 8C:1F:64:A3:E | MA-S | 2023-10-25 |
| 8C:1F:64:A7:4 | MA-S | 2025-11-04 |