OUI Lookup
001da9
Castles Technology, Co., LTD
Manufacturer Information
- OUI Prefix
- 001da9
- Manufacturer
- Castles Technology, Co., LTD
- Address
- 2F, No.205, Sec 3 Beishin Rd., Hsin-Tien City Taipei TW 231
- Last updated
- 6/8/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 001DA9
The OUI prefix 001DA9 is assigned to Castles Technology, Co., LTD, based in 2F, No.205, Sec 3 Beishin Rd., Hsin-Tien City Taipei TW 231 . 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 Castles Technology, Co., LTD.