64:31:39:3 KOANGYOW INTEGRATION MACHINE CO., LTD.
Every MAC address from 64:31:39:30:00:00 to 64:31:39:3F:FF:FF belongs to a block the IEEE assigned to KOANGYOW INTEGRATION MACHINE CO., LTD.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 64:31:39:3 belongs to
Written 64:31:39:3, 64-31-39-3 or 6431393, depending on the system. Look up a full address.
Prefix
64:31:39:3/28
Organization
KOANGYOW INTEGRATION MACHINE CO., LTD.
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
64:31:39:30:00:00
Last address
64:31:39:3F:FF:FF
Address type
Globally unique, unicast
Registered address
7F., No. 566, Zhongzheng Rd., Xindian Dist. New Taipei City TW 23148
Parent block
Inside 64:31:39
This MA-M block is carved from the 24-bit block 64:31:39, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.