MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
3COM EUROPE LTD
Unique prefixes: 12
Block Size: 201326580 (201.32 M)
First registration: 22 April 1998
Last updated: 02 July 2019
Types
MA-L: Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)