8C:1F:64:C7:4 Nippon Techno Lab Inc
Every MAC address from 8C:1F:64:C7:40:00 to 8C:1F:64:C7:4F:FF belongs to a block the IEEE assigned to Nippon Techno Lab Inc. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 8C:1F:64:C7:4 belongs to
Written 8C:1F:64:C7:4, 8C-1F-64-C7-4 or 8C1F64C74, depending on the system. Look up a full address.
Prefix
8C:1F:64:C7:4/36
Organization
Nippon Techno Lab Inc
Registry
MA-S (36 bits)
Addresses
4,096
First address
8C:1F:64:C7:40:00
Last address
8C:1F:64:C7:4F:FF
Address type
Globally unique, unicast
Registered address
PMO Hanzomon,2-1 Kojimachi,Chiyoda-ku Chiyoda-ku Tokyo JP 102-0083
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.