MAC Address Lookup

 MAC

FSR, INC.

Unique prefixes: 3

Block Size: 12285 (12.28 k)

First registration: 21 February 2011

Last updated: 02 July 2019

Types

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

MA-S: Mac Address Block Small (previously named OUI-36, encompasses IAB Assignments). Number of address 2^12 (4096)

MAC PrefixTypeRegistration Date
70:B3:D5:07:1MA-S2019-07-02
70:B3:D5:A4:4MA-S2015-04-29
00:50:C2:9F:4IAB2011-02-21