Xiamen Cheerzing IOT Technology Co.,Ltd.

Unique prefixes: 2

Block Size: 17825790 (17.82 M)

First registration: 13 November 2020

Last updated: 12 July 2022

Types

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

MA-M: Mac Address Block Medium. Number of address 2^20 (~1 Million)

MAC Prefix Type Registration Date
14:DC:51 MA-L 2022-07-12
78:D4:F1:8 MA-M 2020-11-13