MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
RI
IEEE Registrant 2 Prefixes
Risuntek Inc
Risuntek Inc manages 2 unique MAC address prefixes. These prefixes have a total block size of 2.1 million addresses.
The allocation includes the following types: MA-M(MAC Address Block Medium, 1,048,576 addresses each).
The company registered its MAC address allocation on 19 October 2023, and the most recent update was made on 09 May 2025. These allocations support network identification and communication globally.
Unique prefixes 2
Block Size 2097150 (2.09 M)
First registration 19 October 2023
Last updated 09 May 2025
Entity Details
Unique prefixes 2
Block Size 2097150 (2.09 M)
First registration 19 October 2023
Last updated 09 May 2025
Types
MA-M: Block Type
Mac Address Block Medium. Number of address 2^20 (~1 Million)Registered MAC Prefixes
All Organizationally Unique Identifiers and MAC ranges assigned to this vendor
| MAC Prefix | Type | Registration Date |
|---|---|---|
| 2C:7A:F4:A | MA-M | 2025-05-09 |
| EC:9A:0C:E | MA-M | 2023-10-19 |