00:04:87 Cogency Semiconductor, Inc.
Every MAC address from 00:04:87:00:00:00 to 00:04:87:FF:FF:FF belongs to a block the IEEE assigned to Cogency Semiconductor, Inc.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 00:04:87 belongs to
Written 00:04:87, 00-04-87 or 000487, depending on the system. Look up a full address.
Prefix
00:04:87
Organization
Cogency Semiconductor, Inc.
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
00:04:87:00:00:00
Last address
00:04:87:FF:FF:FF
Address type
Globally unique, unicast
Registered address
362 Terry Fox Drive, Suite 210 CA