MAC Address Lookup

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

Harbin Cheng Tian Technology Development Co., Ltd.

MAC prefix: 70:B3:D5:CF:4

MAC range: 70:B3:D5:CF:40:00 - 70:B3:D5:CF:4F:FF

Block Size: 4095 (4.09 k)

Address:

ROOM140，Building21A，145 Nantong Street
Harbin Heilongjiang 150001
CN.

Type MA-S

Mac Address Block Small (previously named OUI-36, encompasses IAB Assignments). Number of address 2^12 (4096)

Initial registration: 18 February 2016