Vendor name: OPTOWL Co.,Ltd

MAC Prefix: 54:A1:04

MAC Range: 54:A1:04:00:00:00 - 54:A1:04:FF:FF:FF

Type: MA-L

Address: 16-1 Shinei-cho, Tsuzuki-ku
　　　　　Yokohama Kanagawa 2240035
　　　　　 JP