OUI Lookup
001986
Cheng Hongjian
Manufacturer Information
- OUI Prefix
- 001986
- Manufacturer
- Cheng Hongjian
- Address
- Rm.2305B.Sege Plaza,Huaqiang North Rd., Shenzhen Guangdong US 518057
- Last updated
- 6/9/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 001986
The OUI prefix 001986 is assigned to Cheng Hongjian, based in Rm.2305B.Sege Plaza,Huaqiang North Rd., Shenzhen Guangdong US 518057 . 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 Cheng Hongjian.