MAC Address Lookup

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

 MAC

OUI prefix: 00:00:81

Vendor name: Bay Networks

Address:

PO Box 58185
Santa Clara CA 95052-8185
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: 22 April 1998

Country US map