OUI Lookup
683b1e
Countwise LTD
Manufacturer Information
- OUI Prefix
- 683b1e
- Manufacturer
- Countwise LTD
- Address
- 1149 Sawgrass Corporate Parkway Sunrise Florida US 33323
- Last updated
- 6/8/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 683B1E
The OUI prefix 683B1E is assigned to Countwise LTD, based in 1149 Sawgrass Corporate Parkway Sunrise Florida US 33323 . 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 Countwise LTD.