48:E6:63:B Nakamura-Tome Precision Industry Co.,Ltd.
Every MAC address from 48:E6:63:B0:00:00 to 48:E6:63:BF:FF:FF belongs to a block the IEEE assigned to Nakamura-Tome Precision Industry Co.,Ltd.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 48:E6:63:B belongs to
Written 48:E6:63:B, 48-E6-63-B or 48E663B, depending on the system. Look up a full address.
Prefix
48:E6:63:B/28
Organization
Nakamura-Tome Precision Industry Co.,Ltd.
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
48:E6:63:B0:00:00
Last address
48:E6:63:BF:FF:FF
Address type
Globally unique, unicast
Registered address
Ro-15 Netsuno-machi Hakusan-shi Ishikawa-ken JP 920-2195
Parent block
Inside 48:E6:63
This MA-M block is carved from the 24-bit block 48:E6:63, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.