MAC Address Lookup

Find the vendor name of a device by entering an OUI or a MAC address

 MAC

RTDS Technologies Inc.

Unique prefixes: 3

Block Size: 1056765 (1.05 M)

First registration: 21 February 2011

Last updated: 20 January 2021

Types

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

MA-M: Mac Address Block Medium. Number of address 2^20 (~1 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:C2:4F:9IAB2011-02-21
60:15:92:1MA-M2021-01-20
70:B3:D5:54:2MA-S2016-11-26