OUI Lookup
b4ef04
DAIHAN Scientific Co., Ltd.
Manufacturer Information
- OUI Prefix
- b4ef04
- Manufacturer
- DAIHAN Scientific Co., Ltd.
- Address
- 326, Sinpyoungsukhwaro Wonju-si, Gangwon-do KR 26358
- Last updated
- 6/11/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix B4EF04
The OUI prefix B4EF04 is assigned to DAIHAN Scientific Co., Ltd., based in 326, Sinpyoungsukhwaro Wonju-si, Gangwon-do KR 26358 . 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 DAIHAN Scientific Co., Ltd..