MAC Address Lookup / All vendors / ATW TECHNOLOGY, INC.
ATW TECHNOLOGY, INC. MAC address blocks The IEEE registry carries 4 blocks registered to ATW TECHNOLOGY, INC., together 67.1 million addresses, first observed 25 Dec 2020, most recently 2 Jul 2025.
Registered in TW .
ATW TECHNOLOGY, INC. allocations
Cumulative address space by first-observed date on a linear scale sized to this chart; hover for date and total.
67.1 million
50 million
20 million
1998
2026
2004
2010
2016
2022
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
14:C2:4D MA-L 16.8 million TW 2 Jul 2025 A8:E8:1E MA-L 16.8 million TW 25 Dec 2020 D4:01:45 MA-L 16.8 million TW 11 Mar 2023 DC:8D:B7 MA-L 16.8 million TW 8 Apr 2022
Every block registered to ATW TECHNOLOGY, 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.