MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
Nanjing dianyan electric power automation co. LTD
Unique prefixes: 1
Block Size: 16777215 (16.77 M)
First registration: 27 February 2019
Types
MA-L: Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)
| MAC Prefix | Type | Registration Date |
|---|---|---|
| A4:A1:79 | MA-L | 2019-02-27 |