MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
RESEARCH MACHINES
MAC address prefix 00:00:7B is registered to RESEARCH MACHINES, located at P.O. BOX 75ENGLANDGB.
This registration is classified as MA-L (Mac Address Block Large) containing approximately 16 million MAC addresses
The prefix was initially registered on 09 November 2000, with the most recent update made on 17 November 2015.
OUI: 00:00:7B
Vendor name: RESEARCH MACHINES
Address:
Assignment Type MA-L P.O. BOX 75
ENGLAND
GB.
Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)
Last updated: 17 November 2015
Initial registration: 09 November 2000
