Risuntek Inc MAC address blocks

The IEEE registry carries 2 blocks registered to Risuntek Inc, together 2.1 million addresses, first observed 20 Oct 2023, most recently 10 May 2025.

Registered in CN.

Cumulative address space by first-observed date on a linear scale sized to this chart; hover for date and total.

Prefix	Block	Addresses	Country	First registered
2C:7A:F4:A	MA-M	1 million	CN	10 May 2025
EC:9A:0C:E	MA-M	1 million	CN	20 Oct 2023

Every block registered to Risuntek Inc in the IEEE registries, complete. Free-text search also matches former owners.

Complete as of the current IEEE registry deploy. Dates are when each registration was first observed in public data, not legal assignment dates.