OUI Lookup
a47efa
Withings
Manufacturer Information
- OUI Prefix
- a47efa
- Manufacturer
- Withings
- Address
- 2 rue Maurice Hartmann Issy-les-Moulineaux FR 92130
- Last updated
- 6/8/2026
Vendor Statistics
- Total prefixes
- 2
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix A47EFA
The OUI prefix A47EFA is assigned to Withings, based in 2 rue Maurice Hartmann Issy-les-Moulineaux FR 92130 . 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 Withings.