Shanghai Tosun Technology Ltd

Shanghai Tosun Technology Ltd , manages 1 unique MAC address prefix. These prefixes are part of a massive allocation with a total block size of 16.8 million addresses.

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

The company registered its MAC address allocation on 02 September 2026. These allocations support network identification and communication globally.

Unique prefixes: 1

Block Size: 16777215 (16.77 M)

First registration: 02 September 2026

Types

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

MAC PrefixTypeRegistration Date
90:DF:46 MA-L2026-09-02