MAC Address Lookup

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


Single Digits

Unique prefixes: 1

Block Size: 16777215 (16.77 M)

First registration: 13 January 2019

Last updated: 24 June 2020


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

MAC PrefixTypeRegistration Date