04:C0:9C Tellabs Inc.
Every MAC address from 04:C0:9C:00:00:00 to 04:C0:9C:FF:FF:FF belongs to a block the IEEE assigned to Tellabs Inc.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 04:C0:9C belongs to
Written 04:C0:9C, 04-C0-9C or 04C09C, depending on the system. Look up a full address.
Prefix
04:C0:9C
Organization
Tellabs Inc.
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
04:C0:9C:00:00:00
Last address
04:C0:9C:FF:FF:FF
Address type
Globally unique, unicast
Registered address
1415 W. Diehl Road Naperville Illinois US 60563