MAC Address Lookup

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

 MAC

China Mobile Group Device Co.,Ltd.

MAC prefix: 3C:57:4F

Vendor name: China Mobile Group Device Co.,Ltd.

MAC range: 3C:57:4F:00:00:00 - 3C:57:4F:FF:FF:FF

Block Size: 16777215 (16.77 M)

Address:

32 Xuanwumen West Street
Xicheng District
Beijing 100053
CN.

Type MA-L

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

Initial registration: 31 October 2017

Country CN map