MAC Address Lookup

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


China Electronics Corporation Greatwall Shengfeifan information system Co.,ltd. Hu'nan computer R.&D. Center

Unique prefixes: 1

Block Size: 1048575 (1.04 M)

First registration: 18 May 2021


MA-M: Mac Address Block Medium. Number of address 2^20 (~1 Million)

MAC PrefixTypeRegistration Date