OUI Lookup
e42f56
OptoMET GmbH
Manufacturer Information
- OUI Prefix
- e42f56
- Manufacturer
- OptoMET GmbH
- Address
- Pfungstaedter Str. 92 Darmstadt DE 64297
- Last updated
- 6/8/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix E42F56
The OUI prefix E42F56 is assigned to OptoMET GmbH, based in Pfungstaedter Str. 92 Darmstadt DE 64297 . 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 OptoMET GmbH.