MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
Berkshire Products, Inc
MAC address prefix 00:21:3B is registered to Berkshire Products, Inc, located at PO Box 2819Cumming GA 30028US.
This registration is classified as MA-L (Mac Address Block Large) containing approximately 16 million MAC addresses
The prefix was initially registered on 25 October 2008, with the most recent update made on 17 November 2015.
OUI: 00:21:3B
Vendor name: Berkshire Products, Inc
Address:
Assignment Type MA-L PO Box 2819
Cumming GA 30028
US.
Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)
Last updated: 17 November 2015
Initial registration: 25 October 2008
