MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
HP
IEEE Registrant 2 Prefixes
HPRO
HPRO manages 2 unique MAC address prefixes. These prefixes have a total block size of 33.6 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 20 January 2026, and the most recent update was made on 12 February 2026. These allocations support network identification and communication globally.
Unique prefixes 2
Block Size 33554430 (33.55 M)
First registration 20 January 2026
Last updated 12 February 2026
Entity Details
Unique prefixes 2
Block Size 33554430 (33.55 M)
First registration 20 January 2026
Last updated 12 February 2026
Types
MA-L: Block Type
Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)