MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
Espressif Inc.
OUI: A4:7B:9D
Vendor name: Espressif Inc.
Address:
Assignment Type MA-L Room 204
Building 2
690 Bibo Rd
Pudong New Area
Shanghai Shanghai 201203
CN.
Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)
Last updated: 16 August 2018
Initial registration: 18 April 2017
