web/ShowHTTPHeadersについて、ここに記述してください。

http://www.reliply.org/tools/requestheaders.php

• This Page Shows the Request Headers Sent from your Browser to the Webserver

http://www.reliply.org/tools/responseheaders.php

• This Page Shows The Response Headers Returned To Your Browser From A Webserver

1. twitter (HTTP)から送られてきたヘッダなど

content-length = 47607
x-xss-protection = 1; mode=block
x-transaction = b79b60e08a473969
set-cookie = k=10.35.59.128.1345769625722612; path=/; expires=Fri, 31-Aug-12 00:53:45 GMT; domain=.twitter.com, guest_id=v1%3A134576962572528146; domain=.twitter.com; path=/; expires=Sun, 24-Aug-2014 12:53:45 GMT, _twitter_sess=***; domain=.twitter.com; path=/; HttpOnly
expires = Tue, 31 Mar 1981 05:00:00 GMT
x-mid = 37cbe603f17e4b2fdf8be1651e096a8ed165ca1b
server = tfe
last-modified = Fri, 24 Aug 2012 00:53:45 GMT
x-runtime = 0.07047
etag = "b788c18356e629cc9a37bbc39fb8a016"
pragma = no-cache
cache-control = no-cache, no-store, must-revalidate, pre-check=0, post-check=0
date = Fri, 24 Aug 2012 00:53:45 GMT
x-frame-options = SAMEORIGIN
content-type = text/html; charset=utf-8
vary = Accept-Encoding