OUI Lookup
000cb3
ROUND Co.,Ltd.
Manufacturer Information
- OUI Prefix
- 000cb3
- Manufacturer
- ROUND Co.,Ltd.
- Address
- 3-9 Gokashou-Shibahigashi uji kyoto JP 611-0011
- Last updated
- 6/8/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 000CB3
The OUI prefix 000CB3 is assigned to ROUND Co.,Ltd., based in 3-9 Gokashou-Shibahigashi uji kyoto JP 611-0011 . 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 ROUND Co.,Ltd..