MAC Address Lookup

Find the vendor name of a device by entering an OUI or a MAC address

 MAC

Crescendo Networks

Unique prefixes: 2

Block Size: 16781310 (16.78 M)

First registration: 18 August 2007

Last updated: 17 November 2015

Types

IAB: Individual Address Blocks. Number of address 2^24 (~16 Million)

MA-L: Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)

MAC PrefixTypeRegistration Date
00:1D:B1MA-L2007-08-18
00:50:C2:22:AIAB2011-02-21