MAC Address Lookup

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


RSAE Labs Inc

Unique prefixes: 2

Block Size: 17825790 (17.82 M)

First registration: 04 July 2016

Last updated: 11 February 2020


CID: Company Identifier. This prefix will not be used for globally unique applications. Number of address 2^24 (~16 Million)

MA-M: Mac Address Block Medium. Number of address 2^20 (~1 Million)

MAC PrefixTypeRegistration Date