48:21:B8 Guangzhou V-Solution Telecommunication Technology Co.,Ltd.
Every MAC address from 48:21:B8:00:00:00 to 48:21:B8:FF:FF:FF belongs to a block the IEEE assigned to Guangzhou V-Solution Telecommunication Technology Co.,Ltd.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 48:21:B8 belongs to
Written 48:21:B8, 48-21-B8 or 4821B8, depending on the system. Look up a full address.
Prefix
48:21:B8
Organization
Guangzhou V-Solution Telecommunication Technology Co.,Ltd.
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
48:21:B8:00:00:00
Last address
48:21:B8:FF:FF:FF
Address type
Globally unique, unicast
Registered address
13/F, Building 1, No.13 Bohua 4th Road, Huangpu District Guangzhou Guangdong CN 510663