OUI Lookup
5cffff
Shenzhen Kezhonglong Optoelectronic Technology Co., Ltd
Manufacturer Information
- OUI Prefix
- 5cffff
- Manufacturer
- Shenzhen Kezhonglong Optoelectronic Technology Co., Ltd
- Address
- 3/F, B5 Building, Xinfu Industrial Park, Heping Village Shenzhen, Guangdong 518101 US
- Last updated
- 7/31/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 5CFFFF
The OUI prefix 5CFFFF is assigned to Shenzhen Kezhonglong Optoelectronic Technology Co., Ltd, based in 3/F, B5 Building, Xinfu Industrial Park, Heping Village Shenzhen, Guangdong 518101 US . 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 Shenzhen Kezhonglong Optoelectronic Technology Co., Ltd.