Napco Security Technologies

Unique prefixes: 1

Block Size: 16777215 (16.77 M)

First registration: 07 May 2011

Last updated: 17 November 2015

Types

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

MAC Prefix Type Registration Date
D4:F0:B4 MA-L 2011-05-07