MAC Address Lookup

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


Honeywell Safety Products USA, Inc

Unique prefixes: 2

Block Size: 1052670 (1.05 M)

First registration: 11 October 2016

Last updated: 23 July 2017


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