8C:1F:64:7D:8 HIROSAWA ELECTRIC Co.,Ltd.
Every MAC address from 8C:1F:64:7D:80:00 to 8C:1F:64:7D:8F:FF belongs to a block the IEEE assigned to HIROSAWA ELECTRIC Co.,Ltd.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 8C:1F:64:7D:8 belongs to
Written 8C:1F:64:7D:8, 8C-1F-64-7D-8 or 8C1F647D8, depending on the system. Look up a full address.
Prefix
8C:1F:64:7D:8/36
Organization
HIROSAWA ELECTRIC Co.,Ltd.
Registry
MA-S (36 bits)
Addresses
4,096
First address
8C:1F:64:7D:80:00
Last address
8C:1F:64:7D:8F:FF
Address type
Globally unique, unicast
Registered address
2-13-14 Nishikoujiya Otaku Tokyo JP 1440034
Parent block
Inside 8C:1F:64
This MA-S block is carved from the 24-bit block 8C:1F:64, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.