MAC Address Lookup

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

 MAC

Speakercraft Inc.

Unique prefixes: 1

Block Size: 16777215 (16.77 M)

First registration: 31 December 2007

Last updated: 13 March 2020

Types

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

MAC PrefixTypeRegistration Date
00:1F:40MA-L2007-12-31