MAC Address Lookup

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


Microchip Technology Inc.

OUI: 00:04:A3

Vendor name: Microchip Technology Inc.


2355 W. Chandler Blvd.
Chandler AZ 85224

Assignment Type MA-L

Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)

Last updated: 06 April 2016

Initial registration: 04 December 2000

MAC Address Vendor Country US map