MAC Address Lookup

 MAC

HFR, Inc.

Unique prefixes: 2

Block Size: 33554430 (33.55 M)

First registration: 25 October 2008

Last updated: 02 June 2018

Types

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

MAC PrefixTypeRegistration Date
04:09:A5MA-L2018-06-02
00:23:AAMA-L2008-10-25