OUI Lookup
98ef9b
OHSUNG
Manufacturer Information
- OUI Prefix
- 98ef9b
- Manufacturer
- OHSUNG
- Address
- 335-4,SANHODAERO,GUMI,GYEONG BUK,KOREA GUMI GYEONG BUK KR 730-030
- Last updated
- 6/8/2026
Vendor Statistics
- Total prefixes
- 16
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 98EF9B
The OUI prefix 98EF9B is assigned to OHSUNG, based in 335-4,SANHODAERO,GUMI,GYEONG BUK,KOREA GUMI GYEONG BUK KR 730-030 . 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 OHSUNG.