8C:1F:64:D5:A Realtek Semiconductor Corp.
Every MAC address from 8C:1F:64:D5:A0:00 to 8C:1F:64:D5:AF:FF belongs to a block the IEEE assigned to Realtek Semiconductor Corp.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 8C:1F:64:D5:A belongs to
Written 8C:1F:64:D5:A, 8C-1F-64-D5-A or 8C1F64D5A, depending on the system. Look up a full address.
Prefix
8C:1F:64:D5:A/36
Organization
Realtek Semiconductor Corp.
Registry
MA-S (36 bits)
Addresses
4,096
First address
8C:1F:64:D5:A0:00
Last address
8C:1F:64:D5:AF:FF
Address type
Globally unique, unicast
Registered address
No. 2, Innovation Road II, Hsinchu Science Park, Hsinchu 300 Taiwan Guangdong CN 300
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.