OUI Lookup
00019a
LEUNIG GmbH
Manufacturer Information
- OUI Prefix
- 00019a
- Manufacturer
- LEUNIG GmbH
- Address
- Wilhelm-Ostwald-Str. 17 DE
- Last updated
- 6/11/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 00019A
The OUI prefix 00019A is assigned to LEUNIG GmbH, based in Wilhelm-Ostwald-Str. 17 DE . 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 LEUNIG GmbH.