5C:85:7E:3 Cable Matters Inc.
Every MAC address from 5C:85:7E:30:00:00 to 5C:85:7E:3F:FF:FF belongs to a block the IEEE assigned to Cable Matters Inc.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 5C:85:7E:3 belongs to
Written 5C:85:7E:3, 5C-85-7E-3 or 5C857E3, depending on the system. Look up a full address.
Prefix
5C:85:7E:3/28
Organization
Cable Matters Inc.
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
5C:85:7E:30:00:00
Last address
5C:85:7E:3F:FF:FF
Address type
Globally unique, unicast
Registered address
153 Northboro Road, Suite 5 Southborough MA US 01772
Parent block
Inside 5C:85:7E
This MA-M block is carved from the 24-bit block 5C:85:7E, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.
Same organization
Other blocks assigned to Cable Matters Inc.
2 more blocks registered under the same name.