OUI Lookup
5cb559
CNEX Labs
Manufacturer Information
- OUI Prefix
- 5cb559
- Manufacturer
- CNEX Labs
- Address
- 2880 Stevens Creek Blvd San Jose CA US 95128
- Last updated
- 6/13/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 5CB559
The OUI prefix 5CB559 is assigned to CNEX Labs, based in 2880 Stevens Creek Blvd San Jose CA US 95128 . 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 CNEX Labs.