40:48:FD:0 BEIJING C&W ELECTRONICS(GROUP)CO.,LTD
Every MAC address from 40:48:FD:00:00:00 to 40:48:FD:0F:FF:FF belongs to a block the IEEE assigned to BEIJING C&W ELECTRONICS(GROUP)CO.,LTD. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 40:48:FD:0 belongs to
Written 40:48:FD:0, 40-48-FD-0 or 4048FD0, depending on the system. Look up a full address.
Prefix
40:48:FD:0/28
Organization
BEIJING C&W ELECTRONICS(GROUP)CO.,LTD
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
40:48:FD:00:00:00
Last address
40:48:FD:0F:FF:FF
Address type
Globally unique, unicast
Registered address
No.14 Jiuxianqiao,chaoyang,Beijing,China Beijing Beijing CN 100015
Parent block
Inside 40:48:FD
This MA-M block is carved from the 24-bit block 40:48:FD, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.