OUI Lookup
00b4f5
DongGuan Siyoto Electronics Co., Ltd
Manufacturer Information
- OUI Prefix
- 00b4f5
- Manufacturer
- DongGuan Siyoto Electronics Co., Ltd
- Address
- Hecheng Industrial District, QiaoTou Town DongGuan City Guangdong CN 523520
- Last updated
- 6/10/2026
Vendor Statistics
- Total prefixes
- 3
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 00B4F5
The OUI prefix 00B4F5 is assigned to DongGuan Siyoto Electronics Co., Ltd , based in Hecheng Industrial District, QiaoTou Town DongGuan City Guangdong CN 523520 . 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 DongGuan Siyoto Electronics Co., Ltd .