OUI Lookup
001c7b
Castlenet Technology Inc.
Manufacturer Information
- OUI Prefix
- 001c7b
- Manufacturer
- Castlenet Technology Inc.
- Address
- 5F., No. 10, Daye Rd., Beitou Dist. Taipei City TW 112030
- Last updated
- 6/11/2026
Vendor Statistics
- Total prefixes
- 5
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 001C7B
The OUI prefix 001C7B is assigned to Castlenet Technology Inc., based in 5F., No. 10, Daye Rd., Beitou Dist. Taipei City TW 112030 . 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 Castlenet Technology Inc..