MAC Address Lookup

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

 MAC

ESSYS

Unique prefixes: 3

Block Size: 50331645 (50.33 M)

www.essys.co.kr

First registration: 13 December 2013

Last updated: 21 January 2020

Types

MA-L: Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)

MAC PrefixTypeRegistration Date
28:CF:08MA-L2017-07-23
48:7A:FFMA-L2020-01-21
A8:B9:B3MA-L2013-12-13