OUI Lookup
78ddd9
Guangzhou Shiyuan Electronics Co., Ltd.
Manufacturer Information
- OUI Prefix
- 78ddd9
- Manufacturer
- Guangzhou Shiyuan Electronics Co., Ltd.
- Address
- No.6, 4th Yunpu Road, Yunpu Industry District Guangzhou Guangdong CN 510530
- Last updated
- 6/8/2026
Vendor Statistics
- Total prefixes
- 2
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 78DDD9
The OUI prefix 78DDD9 is assigned to Guangzhou Shiyuan Electronics Co., Ltd. , based in No.6, 4th Yunpu Road, Yunpu Industry District Guangzhou Guangdong CN 510530 . 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 Guangzhou Shiyuan Electronics Co., Ltd. .