用socket实现DNS查询,不过解包部分自己得写,用抓包工具看下就知道怎么解了-DNS queries with the socket implementation, but was unpacking some of his writing, using Ethereal tool Kanxia to know how to resolve financial
多线程端口扫描演示,能够设置连接延时,使用Winsocket2 API编写,Delphi7编译通过-multithreaded port scanning demonstration connecting to delay, the use of API Winsocket2 prepared by compiling Delphi7