MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
Arista Networks
Unique prefixes: 10
Block Size: 167772150 (167.77 M)
First registration: 13 May 2007
Last updated: 09 March 2021
Types
MA-L: Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)