MAC Address Lookup

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

 Vendor

Arista Networks

Unique prefixes: 15

Block Size: 251658225 (251.65 M)

www.arista.com

First registration: 13 May 2007

Last updated: 10 June 2022

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
28:E7:1DMA-L2022-06-10
2C:DD:E9MA-L2021-03-09
44:4C:A8MA-L2015-11-17
5C:16:C7MA-L2011-05-07
74:83:EFMA-L2017-07-23
94:8E:D3MA-L2020-10-16
98:5D:82MA-L2018-08-05
C0:69:11MA-L2022-04-06
C0:D6:82MA-L2019-11-20
C4:CA:2BMA-L2021-07-23
D4:AF:F7MA-L2020-06-11
E8:AE:C5MA-L2021-11-30
FC:BD:67MA-L2019-03-18