This may be the reason for the block
Urlquery. http://urlquery.net/report.php?id=3003041
Intrusion Detection Systems
Suricata /w Emerging Threats Pro
2013-06-09 21:20:00 82.146.56.201 urlQuery Client 3 ET RBN Known Russian Business Network IP
Russian Business Network. http://en.wikipedia.org/wiki/Russian_Business_Network