48:0B:B2:4 Hangzhou Freely Communication Co., Ltd.
Every MAC address from 48:0B:B2:40:00:00 to 48:0B:B2:4F:FF:FF belongs to a block the IEEE assigned to Hangzhou Freely Communication Co., Ltd.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 48:0B:B2:4 belongs to
Written 48:0B:B2:4, 48-0B-B2-4 or 480BB24, depending on the system. Look up a full address.
Prefix
48:0B:B2:4/28
Organization
Hangzhou Freely Communication Co., Ltd.
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
48:0B:B2:40:00:00
Last address
48:0B:B2:4F:FF:FF
Address type
Globally unique, unicast
Registered address
No. 90 Wensan, Hangzhou, Zhejiang Hangzhou Zhejiang CN 310012
Parent block
Inside 48:0B:B2
This MA-M block is carved from the 24-bit block 48:0B:B2, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.