OUI Lookup
001d41
Hardy Instruments
Manufacturer Information
- OUI Prefix
- 001d41
- Manufacturer
- Hardy Instruments
- Address
- 3860 Calle Fortunada San Diego CA US 92123
- Last updated
- 6/10/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 001D41
The OUI prefix 001D41 is assigned to Hardy Instruments, based in 3860 Calle Fortunada San Diego CA US 92123 . 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 Hardy Instruments.