MAC Address Lookup

 MAC

SPEECH TECHNOLOGY CENTER LIMITED

Unique prefixes: 2

Block Size: 8190 (8.19 k)

First registration: 21 February 2011

Last updated: 23 July 2017

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
00:50:C2:63:FIAB2011-02-21
70:B3:D5:74:DMA-S2017-07-23