MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
Beijing Sifang Automation Co., Ltd.
Unique prefixes: 1
Block Size: 1048575 (1.04 M)
First registration: 14 June 2018
MA-M: Mac Address Block Medium. Number of address 2^20 (~1 Million)
|MAC Prefix||Type||Registration Date|