8C:1F:64:65:2 TOKYO INTERPHONE CO.,LTD.
Every MAC address from 8C:1F:64:65:20:00 to 8C:1F:64:65:2F:FF belongs to a block the IEEE assigned to TOKYO INTERPHONE CO.,LTD.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 8C:1F:64:65:2 belongs to
Written 8C:1F:64:65:2, 8C-1F-64-65-2 or 8C1F64652, depending on the system. Look up a full address.
Prefix
8C:1F:64:65:2/36
Organization
TOKYO INTERPHONE CO.,LTD.
Registry
MA-S (36 bits)
Addresses
4,096
First address
8C:1F:64:65:20:00
Last address
8C:1F:64:65:2F:FF
Address type
Globally unique, unicast
Registered address
8F, JS Shibuya Building 3-8-10 Shibuya, Shibuya-ku TOKYO JP 150-0002
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.