1.别人网站运用了哪些网络技术的网站：Web technologies used by a site
2.可以用firebug或者chrome的工具来查看网页的Response Headers：
Response Headers
HTTP/1.1 200 OK
Date: Thu, 29 Nov 2012 01:08:16 GMT
Server: Apache/2.2.15 (CentOS)
X-Powered-By: PHP/5.2.17
Connection: close
Transfer-Encoding: chunked
Content-Type: text/html; charset=UTF-8
HTTP/1.1 200 OK
Date: Thu, 29 Nov 2012 01:08:16 GMT
Server: Apache/2.2.15 (CentOS)
X-Powered-By: PHP/5.2.17
Connection: close
Transfer-Encoding: chunked
Content-Type: text/html; charset=UTF-8
作者：okjacky
链接：https://www.zhihu.com/question/19996409/answer/15672268
来源：知乎
著作权归作者所有，转载请联系作者获得授权。