OUI Lookup
000398
WISI
Manufacturer Information
- OUI Prefix
- 000398
- Manufacturer
- WISI
- Address
- Wilhelm-Sihn-Str. 5-7 D-75223 Niefern-Oeschelbronn DE
- Last updated
- 6/11/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 000398
The OUI prefix 000398 is assigned to WISI, based in Wilhelm-Sihn-Str. 5-7 D-75223 Niefern-Oeschelbronn 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 WISI.