OUI Lookup
803457
OT Systems Limited
Manufacturer Information
- OUI Prefix
- 803457
- Manufacturer
- OT Systems Limited
- Address
- Unit 1023, 10/F., Landmark North, Sheung Shui, N. T. HK
- Last updated
- 6/9/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 803457
The OUI prefix 803457 is assigned to OT Systems Limited, based in Unit 1023, 10/F., Landmark North, Sheung Shui, N. T. HK . 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 OT Systems Limited.