MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
EV
IEEE Registrant 2 Prefixes
ESI Ventures, LLC
ESI Ventures, LLC manages 2 unique MAC address prefixes. These prefixes have a total block size of 1.1 million addresses.
The allocation includes the following types: IAB(Individual Address Block) and MA-M(MAC Address Block Medium, 1,048,576 addresses each).
The company registered its MAC address allocation on 29 December 2011, and the most recent update was made on 10 March 2023. These allocations support network identification and communication globally.
Unique prefixes 2
Block Size 1052670 (1.05 M)
First registration 29 December 2011
Last updated 10 March 2023
Entity Details
Unique prefixes 2
Block Size 1052670 (1.05 M)
First registration 29 December 2011
Last updated 10 March 2023
Types
IAB: Block Type
Individual Address Blocks. Number of address 2^24 (~16 Million)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 |
|---|---|---|
| 00:50:C2:F0:5 | IAB | 2011-12-29 |
| 28:36:13:6 | MA-M | 2021-06-18 |