TECTOY S.A MAC address blocks

The IEEE registry carries 2 blocks registered to TECTOY S.A, together 2.1 million addresses, first observed 27 Mar 2024, most recently 26 Nov 2025.

Registered in BR.

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
5C:5C:75:1	MA-M	1 million	BR	26 Nov 2025
C8:FF:BF:3	MA-M	1 million	BR	27 Mar 2024

Every block registered to TECTOY S.A 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.