MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
EB
IEEE Registrant 1 Prefix
Efficient Building Automation Corp.
Efficient Building Automation Corp. manages 1 unique MAC address prefix. These prefixes have a total block size of 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 22 May 2021. These allocations support network identification and communication globally.
Unique prefixes 1
Block Size 1048575 (1.04 M)
First registration 22 May 2021
Last updated —
Entity Details
Unique prefixes 1
Block Size 1048575 (1.04 M)
First registration 22 May 2021
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 |
|---|---|---|
| 44:A9:2C:7 | MA-M | 2021-05-22 |