Ich vermute, dass bei Bianca im Browser gecacht wurde. Internet Explorer (hat sie glaub ich) spinnt beim Caching oft rum.
//EDIT:
Hmm, die Seite verfällt nach 1 Sekunde?
GET /bat/poard/thread/17648 HTTP/1.1
User-Agent: Opera/9.80 (Windows NT 6.1; Win64; x64) Presto/2.12.388 Version/12.12
Host: www.perl-community.de
Accept: text/html, application/xml;q=0.9, application/xhtml+xml, image/png, image/webp, image/jpeg, image/gif, image/x-xbitmap, */*;q=0.1
Accept-Language: de,en;q=0.9,de-DE;q=0.8
Accept-Encoding: gzip, deflate
Cookie: battie_can_cookie=can&1; battie_remember=id&*******************; battie_sid=id&d***************
Cache-Control: no-cache
Connection: Keep-Alive
DNT: 1
HTTP/1.1 200 OK
Date: Thu, 10 Jan 2013 17:35:59 GMT
Server: Apache
Expires: Thu, 10 Jan 2013 17:36:00 GMT
X-no-archive: yes
Set-Cookie: battie_sid=id&*******************; path=/bat; expires=Thu, 10-Jan-2013 18:36:00 GMT
Last-Modified: Thu, 10 Jan 2013 16:35:21 GMT
Vary: Accept-Encoding
Content-Length: 93715
Connection: close
Content-Type: text/html; charset=utf-8
Last edited: 2013-01-10 18:39:02 +0100 (CET)