B4:73:56 Hangzhou Treebear Networking Co., Ltd.
Every MAC address from B4:73:56:00:00:00 to B4:73:56:FF:FF:FF belongs to a block the IEEE assigned to Hangzhou Treebear Networking Co., Ltd.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who B4:73:56 belongs to
Written B4:73:56, B4-73-56 or B47356, depending on the system. Look up a full address.
Prefix
B4:73:56
Organization
Hangzhou Treebear Networking Co., Ltd.
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
B4:73:56:00:00:00
Last address
B4:73:56:FF:FF:FF
Address type
Globally unique, unicast
Registered address
2F,Block A, Lianhe Building, 2#, Zijinghua RD, Xihu District Hangzhou Zhejiang CN 310012