Vendor name: Dongseo system.

MAC Prefix: 00:17:5D

MAC Range: 00:17:5D:00:00:00 - 00:17:5D:FF:FF:FF

Type: MA-L

Address: 974-21 Mansu-dong Namdong-gu
　　　　　Incheon In-Cheon 405-865
　　　　　 KR