What about this blacklist status?

[polonus]

Re: http://labs.sucuri.net/?details=st.pc.adonweb.ru
and http://urlquery.net/report.php?id=1954166
blacklisted twice here: http://www.urlvoid.com/scan/st.pc.adonweb.ru/
http://checkwebsitesafe.net/www/st.pc.adonweb.ru/
norton safe web now gives it as clean
see: http://jsunpack.jeek.org/?report=8befef2ea6e4caa8d2e1acc40010ed42a65c1771 (visit in VM/sandbox and with script vlocking active)

polonus

[polonus]

Site with some history of malware (most of it now closed or "dead" -> http://support.clean-mx.de/clean-mx/viruses.php?sort=firstseen%20desc&domain=st.pc.adonweb.ru -> htxp://wu.adonweb.ru/adv_clk_redirect.php?Id=5177&local=1&Type=2
evidence <div id="PC_Teaser_Block_37309">çàãðóçêà...</div>
   <script type="text/javascript">var RNum = Math.floor(Math.random()*10000); document.write('<scr'+'ipt
language="javascript" type="text/javascript"
src="htxp://n.pcads.ru/adv-out/?Id=37309&RNum='+RNum+'&Referer='+escape(document.referrer)+'"><'+'/scr'+'ipt>');</script>
Now down -> Down:   NA   RIPE   US   abuse at advancedhosters dot com   213.174.154.100    to 88.208.57.102   pcads.ru   htxp://n.pcads.ru/save_block_size.php?c_id=37309&width=1344&height=1028&rnd=1358104931279 (ethical issues -> http://www.mywot.com/en/scorecard/n.pcads.ru )

pol