Vendor name: EN Technologies Inc.

MAC Prefix: 00:21:40

MAC Range: 00:21:40:00:00:00 - 00:21:40:FF:FF:FF

Type: MA-L

Address: Geumbok Bldg. 9F, Band-yi-dong 45-2, Songpa-gu
　　　　　Seoul 138-828
　　　　　 KR