OUI Lookup
18b591
I-Storm
Manufacturer Information
- OUI Prefix
- 18b591
- Manufacturer
- I-Storm
- Address
- Hogye-dong, Dongan-gu Anyang-si Gyeonggi-do KR 431-080
- Last updated
- 6/8/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 18B591
The OUI prefix 18B591 is assigned to I-Storm, based in Hogye-dong, Dongan-gu Anyang-si Gyeonggi-do KR 431-080 . 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 I-Storm.