B4:56:B9 Teraspek Technologies Co.,Ltd
Every MAC address from B4:56:B9:00:00:00 to B4:56:B9:FF:FF:FF belongs to a block the IEEE assigned to Teraspek Technologies Co.,Ltd. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who B4:56:B9 belongs to
Written B4:56:B9, B4-56-B9 or B456B9, depending on the system. Look up a full address.
Prefix
B4:56:B9
Organization
Teraspek Technologies Co.,Ltd
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
B4:56:B9:00:00:00
Last address
B4:56:B9:FF:FF:FF
Address type
Globally unique, unicast
Registered address
14th floor,Block C,Beijing International Building, Zhongguancun South Street, Beijng, China, 100081 Beijing CN 100081