MAC Address Lookup

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

 MAC

Yamato Denki Co.,Ltd.

Unique prefixes: 1

Block Size: 16777215 (16.77 M)

First registration: 21 January 2021

Types

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

MAC PrefixTypeRegistration Date
A4:DA:D4MA-L2021-01-21