OUI Lookup
b891c9
Handreamnet
Manufacturer Information
- OUI Prefix
- b891c9
- Manufacturer
- Handreamnet
- Address
- #1203 Ace High-end Tower II, 61, Digital-ro 26-gil, Guro-Gu Seoul KR 08389
- Last updated
- 6/11/2026
Vendor Statistics
- Total prefixes
- 3
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix B891C9
The OUI prefix B891C9 is assigned to Handreamnet, based in #1203 Ace High-end Tower II, 61, Digital-ro 26-gil, Guro-Gu Seoul KR 08389 . 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 Handreamnet.