OUI Lookup
5cfce1
Resideo
Manufacturer Information
- OUI Prefix
- 5cfce1
- Manufacturer
- Resideo
- Address
- 2 Corporate Center Dr. Melville NY US 11747
- Last updated
- 6/8/2026
Vendor Statistics
- Total prefixes
- 4
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 5CFCE1
The OUI prefix 5CFCE1 is assigned to Resideo, based in 2 Corporate Center Dr. Melville NY US 11747 . 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 Resideo.