OUI Lookup
7ce56b
ESEN Optoelectronics Technology Co.,Ltd.
Manufacturer Information
- OUI Prefix
- 7ce56b
- Manufacturer
- ESEN Optoelectronics Technology Co.,Ltd.
- Address
- Houcheng Yuanjiaqiao ,Jingang Town Zhangjiagang Jiangsu CN 215631
- Last updated
- 6/8/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 7CE56B
The OUI prefix 7CE56B is assigned to ESEN Optoelectronics Technology Co.,Ltd., based in Houcheng Yuanjiaqiao ,Jingang Town Zhangjiagang Jiangsu CN 215631 . 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 ESEN Optoelectronics Technology Co.,Ltd..