Hi jan_setnan,

A link to this thread will certainly help your case.
but also the hoster has serious issues to be addressed.
Blacklisted URLs: 40

Hosts…

…malicious URLs? Yes

…badware? Yes

…exploit servers? Yes

…Current Events? Yes

…spam activity? Yes

Site security needs to be hardened. Excessive header exposure, System Details:
Running on: Apache/1.3.41
System info: (Unix) mod_ssl/2.8.31 OpenSSL/0.9.7e-p1 (vuln. to Exploit Blackhat SEO (type 1703).)
Powered by: PHP/5.2.10

Web application version:
Joomla Version 1.5.18 - 1.5.26 for: -http://lanke.historielag.org//media/system/js/caption.js
Joomla Version 1.5.18 to 1.5.26 for: -http://lanke.historielag.org//language/en-GB/en-GB.ini
This info should not be spread by response headers globally and so also ready for attackers to base their attacks on…

http cookie warning (XSS attacks) and
clickjacking vulnerability.

polonus