OUI Lookup
00303c
ONNTO CORP.
Manufacturer Information
- OUI Prefix
- 00303c
- Manufacturer
- ONNTO CORP.
- Address
- 12F-2, NO. 161 TAIWAN TAIWAN TW R.O.C.
- Last updated
- 6/10/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 00303C
The OUI prefix 00303C is assigned to ONNTO CORP., based in 12F-2, NO. 161 TAIWAN TAIWAN TW R.O.C. . 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 ONNTO CORP..