OUI Lookup
3843e5
Grotech Inc
Manufacturer Information
- OUI Prefix
- 3843e5
- Manufacturer
- Grotech Inc
- Address
- 19, Ojeongongeop-gil Uiwang-si Gyeonggi-do KR 16072
- Last updated
- 6/11/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 3843E5
The OUI prefix 3843E5 is assigned to Grotech Inc, based in 19, Ojeongongeop-gil Uiwang-si Gyeonggi-do KR 16072 . 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 Grotech Inc.