MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
RS
IEEE Registrant 1 Prefix
R3 Solutions GmbH
R3 Solutions GmbH 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 01 October 2020, and the most recent update was made on 15 April 2026. These allocations support network identification and communication globally.
Unique prefixes 1
Block Size 16777215 (16.77 M)
First registration 01 October 2020
Last updated 15 April 2026
Entity Details
Unique prefixes 1
Block Size 16777215 (16.77 M)
First registration 01 October 2020
Last updated 15 April 2026
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 |
|---|---|---|
| 08:CB:E5 | MA-L | 2020-10-01 |