OUI Lookup
7c738b
Cocoon Alarm Ltd
Manufacturer Information
- OUI Prefix
- 7c738b
- Manufacturer
- Cocoon Alarm Ltd
- Address
- 46 The Calls Leeds West Yorkshire GB LS2 7EY
- Last updated
- 6/10/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 7C738B
The OUI prefix 7C738B is assigned to Cocoon Alarm Ltd, based in 46 The Calls Leeds West Yorkshire GB LS2 7EY . 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 Cocoon Alarm Ltd.