it is in Bitdefender block list, and CleanMX has it suspicious https://www.virustotal.com/en/url/4e983c9e46d72983f7d9a61c4c36996a2c1a63641579bf9a12ef70b5f75f3b8c/analysis/1376660965/
IDS alert from Suricata filter. http://urlquery.net/report.php?id=4587636
Zulu say malicious URL. http://zulu.zscaler.com/submission/show/d84deee463df2b9efe4963d2ca69d58f-1376661374
quttera say suspicious. http://quttera.com/detailed_report/fluffheaven.com