MACアドレスからメーカーを検索
Accepts any format: 00:1A:2B:3C:4D:5E / 00-1A-2B-3C-4D-5E / 001A2B3C4D5E
Identify the device manufacturer (Apple, Samsung, Cisco, etc.) from the OUI (first 3 bytes) of a MAC address using a built-in vendor database.
