Eusing Free IP Scanner

免费IP扫描器是一个非常快的IP扫描器和端口扫描器。其目的是为系统管理员和一般用户的监控和管理他们的网络。多线程扫描技术，供电，这个程序可以扫描每秒几百计算机。它只是简单地坪每一个IP地址，以检查它是否还活着，那么可以选择它是解决其主机，扫描端口等等。

Free IP scanner is a very fast IP scanner and port scanner. It is intended for both system administrators and general users to monitor and manage their networks. Powered with multi-thread scan technology, this program can scan hundreds computers per second. It simply pings each IP address to check if it's alive, then optionally it is resolving its hostname, scans ports, etc.