MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
EP
IEEE Registrant 1 Prefix
eFAB P.S.A.
eFAB P.S.A. 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 19 November 2025. These allocations support network identification and communication globally.
Unique prefixes 1
Block Size 16777215 (16.77 M)
First registration 19 November 2025
Last updated —
Entity Details
Unique prefixes 1
Block Size 16777215 (16.77 M)
First registration 19 November 2025
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 |
|---|---|---|
| 84:5B:0C | MA-L | 2025-11-19 |