00:0B:77 Cogent Systems, Inc.
Every MAC address from 00:0B:77:00:00:00 to 00:0B:77:FF:FF:FF belongs to a block the IEEE assigned to Cogent Systems, Inc.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 00:0B:77 belongs to
Written 00:0B:77, 00-0B-77 or 000B77, depending on the system. Look up a full address.
Prefix
00:0B:77
Organization
Cogent Systems, Inc.
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
00:0B:77:00:00:00
Last address
00:0B:77:FF:FF:FF
Address type
Globally unique, unicast
Registered address
209 Fair Oaks Ave. South Pasadena CA US 91030