00:A0:12 Telco Systems, Inc.
Every MAC address from 00:A0:12:00:00:00 to 00:A0:12:FF:FF:FF belongs to a block the IEEE assigned to Telco Systems, Inc.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 00:A0:12 belongs to
Written 00:A0:12, 00-A0-12 or 00A012, depending on the system. Look up a full address.
Prefix
00:A0:12
Organization
Telco Systems, Inc.
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
00:A0:12:00:00:00
Last address
00:A0:12:FF:FF:FF
Address type
Globally unique, unicast
Registered address
15 Berkshire Road Mansfield MA US 02048