00:21:0C Cymtec Systems, Inc.
Every MAC address from 00:21:0C:00:00:00 to 00:21:0C:FF:FF:FF belongs to a block the IEEE assigned to Cymtec Systems, Inc.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 00:21:0C belongs to
Written 00:21:0C, 00-21-0C or 00210C, depending on the system. Look up a full address.
Prefix
00:21:0C
Organization
Cymtec Systems, Inc.
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
00:21:0C:00:00:00
Last address
00:21:0C:FF:FF:FF
Address type
Globally unique, unicast
Registered address
10845 Olive Bouleveard St Louis MO US 63141