40:F3:85:5 KATO ENGINEERING INC.
Every MAC address from 40:F3:85:50:00:00 to 40:F3:85:5F:FF:FF belongs to a block the IEEE assigned to KATO ENGINEERING INC.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 40:F3:85:5 belongs to
Written 40:F3:85:5, 40-F3-85-5 or 40F3855, depending on the system. Look up a full address.
Prefix
40:F3:85:5/28
Organization
KATO ENGINEERING INC.
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
40:F3:85:50:00:00
Last address
40:F3:85:5F:FF:FF
Address type
Globally unique, unicast
Registered address
2075 HOWARD DRIVE WEST NORTH MANKATO MN US 56003
Parent block
Inside 40:F3:85
This MA-M block is carved from the 24-bit block 40:F3:85, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.