MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
CR
IEEE Registrant 5 Prefixes
CRESYN
CRESYN manages 5 unique MAC address prefixes. These prefixes have a total block size of 83.9 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 21 April 2006, and the most recent update was made on 24 September 2024. These allocations support network identification and communication globally.
Unique prefixes 5
Block Size 83886075 (83.88 M)
First registration 21 April 2006
Last updated 24 September 2024
Entity Details
Unique prefixes 5
Block Size 83886075 (83.88 M)
First registration 21 April 2006
Last updated 24 September 2024
Types
MA-L: Block Type
Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)