MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
Guangzhou Shiyuan Electronics Co., Ltd.
Unique prefixes: 3
Block Size: 50331645 (50.33 M)
First registration: 14 May 2016
Last updated: 22 July 2018
Types
MA-L: Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)