OUI Lookup
503a7d
AlphaTech PLC Int’l Co., Ltd.
Manufacturer Information
- OUI Prefix
- 503a7d
- Manufacturer
- AlphaTech PLC Int’l Co., Ltd.
- Address
- 13F., No.618, Sec. 7, New Taipei Blvd., Xinzhuang Dist., New Taipei City TW 24260
- Last updated
- 6/9/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 503A7D
The OUI prefix 503A7D is assigned to AlphaTech PLC Int’l Co., Ltd., based in 13F., No.618, Sec. 7, New Taipei Blvd., Xinzhuang Dist., New Taipei City TW 24260 . 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 AlphaTech PLC Int’l Co., Ltd..