Vendor name: HongSeok Ltd.

MAC Prefix: 8C:1F:64:5F:5

MAC Range: 8C:1F:64:5F:50:00 - 8C:1F:64:5F:5F:FF

Type: MA-S

Address: 166, Osan-ro, Osan-myeon
　　　　　Iksan-si Jeollabuk-do 54670
　　　　　 KR