实用端口扫描

很实用的端口扫描,Advanced Port Scanner is a small, very fast, easy-to-use and robust port scanner for the Win32 platform. It is multithreaded, so on fast machines you can scan ports in very a few seconds. It has descriptions for the common ports and can perform scan on predefined port ranges. It also have powerful script-based report system, and html report is already included!