OUI Lookup
004066
APRESIA Systems Ltd
Manufacturer Information
- OUI Prefix
- 004066
- Manufacturer
- APRESIA Systems Ltd
- Address
- Tsukuba Network Technical Center, Kidamari 3550 Tsuchiura-shi Ibaraki-ken JP 300-0026
- Last updated
- 6/10/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 004066
The OUI prefix 004066 is assigned to APRESIA Systems Ltd, based in Tsukuba Network Technical Center, Kidamari 3550 Tsuchiura-shi Ibaraki-ken JP 300-0026 . It is a MA-L type block of 24 bits (first three octets). Allows up to 16 million unique MAC addresses. If you find this prefix on your network, the devices belong to APRESIA Systems Ltd.