MAC Address Lookup

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

Airthings

Unique prefixes: 3

Block Size: 1056765 (1.05 M)

First registration: 14 June 2018

Last updated: 12 May 2020

Types

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)