8C:1F:64:B4:1 STATE GRID INTELLIGENCE TECHNOLOGY CO.,LTD.
Every MAC address from 8C:1F:64:B4:10:00 to 8C:1F:64:B4:1F:FF belongs to a block the IEEE assigned to STATE GRID INTELLIGENCE TECHNOLOGY CO.,LTD.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 8C:1F:64:B4:1 belongs to
Written 8C:1F:64:B4:1, 8C-1F-64-B4-1 or 8C1F64B41, depending on the system. Look up a full address.
Prefix
8C:1F:64:B4:1/36
Organization
STATE GRID INTELLIGENCE TECHNOLOGY CO.,LTD.
Registry
MA-S (36 bits)
Addresses
4,096
First address
8C:1F:64:B4:10:00
Last address
8C:1F:64:B4:1F:FF
Address type
Globally unique, unicast
Registered address
No. 715 Kexing Road, High tech Zone, Jinan , Shandong Province, China Jinan Shandong CN 250101
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.