Linux中查看某个网址头信息的命令

curl -I http://www.baidu.com

HTTP/1.1 200 OK
Date: Wed, 04 Apr 2012 08:08:55 GMT
Server: BWS/1.0
Content-Length: 7958
Content-Type: text/html;charset=gb2312
Cache-Control: private
Expires: Wed, 04 Apr 2012 08:08:55 GMT
Set-Cookie: BAIDUID=D007897DF1E4BB62487BC9B3BB679AC0:FG=1; expires=Wed, 04-Apr-42 08:08:55 GMT; path=/; domain=.baidu.com
P3P: CP=" OTI DSP COR IVA OUR IND COM "
Connection: Keep-Alive