OUI Lookup
0021d4
Vollmer Werke GmbH
Manufacturer Information
- OUI Prefix
- 0021d4
- Manufacturer
- Vollmer Werke GmbH
- Address
- Maschinenfabrik Biberach Baden-Württemberg DE 88400
- Last updated
- 6/11/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 0021D4
The OUI prefix 0021D4 is assigned to Vollmer Werke GmbH, based in Maschinenfabrik Biberach Baden-Württemberg DE 88400 . 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 Vollmer Werke GmbH.