OUI Lookup
000ff4
Guntermann & Drunck GmbH
Manufacturer Information
- OUI Prefix
- 000ff4
- Manufacturer
- Guntermann & Drunck GmbH
- Address
- Obere Leimbach 9 Siegen NRW DE 57074
- Last updated
- 6/8/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 000FF4
The OUI prefix 000FF4 is assigned to Guntermann & Drunck GmbH, based in Obere Leimbach 9 Siegen NRW DE 57074 . 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 Guntermann & Drunck GmbH.