MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
ZR
IEEE Registrant 1 Prefix
ZPT R&D
ZPT R&D manages 1 unique MAC address prefix. These prefixes have a total block size of 16.8 million addresses.
The allocation includes the following types: MA-L(MAC Address Block Large, 16,777,216 addresses each).
The company registered its MAC address allocation on 12 September 2020, and the most recent update was made on 27 February 2024. These allocations support network identification and communication globally.
Unique prefixes 1
Block Size 16777215 (16.77 M)
First registration 12 September 2020
Last updated 27 February 2024
Entity Details
Unique prefixes 1
Block Size 16777215 (16.77 M)
First registration 12 September 2020
Last updated 27 February 2024
Types
MA-L: Block Type
Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)Registered MAC Prefixes
All Organizationally Unique Identifiers and MAC ranges assigned to this vendor
| MAC Prefix | Type | Registration Date |
|---|---|---|
| 90:B4:DD | MA-L | 2020-09-12 |