OUI Lookup
00223c
RATIO Entwicklungen GmbH
Manufacturer Information
- OUI Prefix
- 00223c
- Manufacturer
- RATIO Entwicklungen GmbH
- Address
- Ludwig-Erhard-Strasse 22 Hamburg DE 20459
- Last updated
- 6/11/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 00223C
The OUI prefix 00223C is assigned to RATIO Entwicklungen GmbH, based in Ludwig-Erhard-Strasse 22 Hamburg DE 20459 . 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 RATIO Entwicklungen GmbH.