Roseman Engineering Ltd

Unique prefixes: 2

Block Size: 16781310 (16.78 M)

First registration: 31 December 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 Prefix Type Registration Date
00:1F:4C MA-L 2007-12-31
00:50:C2:2C:9 IAB 2011-02-21