MAC Address Lookup

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

 MAC

Arista Networks

Unique prefixes: 10

Block Size: 167772150 (167.77 M)

www.arista.com

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)

MAC PrefixTypeRegistration Date
00:1C:73MA-L2007-05-13
28:99:3AMA-L2016-08-26
2C:DD:E9MA-L2021-03-09
44:4C:A8MA-L2015-11-17
74:83:EFMA-L2017-07-23
94:8E:D3MA-L2020-10-16
98:5D:82MA-L2018-08-05
C0:D6:82MA-L2019-11-20
D4:AF:F7MA-L2020-06-11
FC:BD:67MA-L2019-03-18