MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
BEIJING CUNYIN CHENGQI TECHNOLOGY CO., LTD.
BEIJING CUNYIN CHENGQI TECHNOLOGY CO., LTD. , manages 4 unique MAC address prefixes. These prefixes are part of a massive allocation with a total block size of 4.2 million addresses.
The allocation includes the following types: MA-M (Mac Address Block Medium, ~1 Million addresses each).
The company registered its MAC address allocation on 29 February 2024, and the most recent update was made on 11 March 2025. These allocations support network identification and communication globally.
Unique prefixes: 4
Block Size: 4194300 (4.19 M)
First registration: 29 February 2024
Last updated: 11 March 2025
Types
MA-M:Mac Address Block Medium. Number of address 2^20 (~1 Million)
| MAC Prefix | Type | Registration Date |
|---|---|---|
| 24:A3:F0:C | MA-M | 2024-08-29 |
| 48:E6:63:C | MA-M | 2024-02-29 |
| 6C:27:C8:7 | MA-M | 2025-03-11 |
| 94:3E:FD:7 | MA-M | 2025-02-27 |