MAC Address Lookup

Find the vendor name of a device by entering an OUI or a MAC address

 MAC

Telecommunications Industry Association TR-41 Committee

OUI prefix: 00:12:BB

Vendor name: Telecommunications Industry Association TR-41 Committee

Address:

2500 Wilson Blvd.
Suite 300
Arlington VA 22201
US.

Assignment Type MA-L

Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)

Last updated: 17 November 2015

Initial registration: 16 November 2004

MAC Address Vendor Country US map