OUI Lookup
001fdd
GDI LLC
Manufacturer Information
- OUI Prefix
- 001fdd
- Manufacturer
- GDI LLC
- Address
- One MidAmerica Plaza Oakbrook Terrace IL US 60181
- Last updated
- 6/8/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 001FDD
The OUI prefix 001FDD is assigned to GDI LLC, based in One MidAmerica Plaza Oakbrook Terrace IL US 60181 . 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 GDI LLC.