PHP脚本搭建的在线WHOIS域名查询工具。具备以下几个优势：

第一，没有使用数据库。因为作为个人站长来说，数据库的工具会导致空间增加，一般站长的数据库都比较小，简单的工具不需要这么复杂。

第二，安装容易。就简单的一个WHOIS.PHP文件，直接放到能够运行PHP脚本的空间就可以打开使用。

第三，兼容大部分域名查询。我们可以在线查询.COM/NET/ORG等47个域名后缀，如果还需要其他后缀，可以在源码处自己添加。-PHP scr ipt to build online WHOIS domain name query tool. Have the following advantages:

First, do not use the . Because as a personal webmaster, the　tools will lead to an increase in space, the general owners of the　is relatively small, simple tools do not need so complex.

Second, easy installation. On a simple WHOIS.PHP file, directly into the PHP can run the space can be used to open the scr ipt.

Third, compatible with most of the domain name query. We can query online.COM/NET/ORG and other 47 domain name suffix, if you need other suffix, you can add your own source code.