Jinan USR IOT Technology Limited

Jinan USR IOT Technology Limited , manages 2 unique MAC address prefixes. These prefixes are part of a massive allocation with a total block size of 17.8 million addresses.

The allocation includes the following types: MA-L (Mac Address Block Large, ~16 million addresses each), and MA-M (Mac Address Block Medium, ~1 Million addresses each).

The company registered its MAC address allocation on 09 September 2021, and the most recent update was made on 26 May 2022. These allocations support network identification and communication globally.

Unique prefixes: 2

Block Size: 17825790 (17.82 M)

First registration: 09 September 2021

Last updated: 26 May 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
D4:AD:20 MA-L 2022-05-26
F4:70:0C:6 MA-M 2021-09-09