See: http://zulu.zscaler.com/submission/show/5235306b3d7321e04a39505f5a5418ef-1346706645
Flagged here through IDS http://zulu.zscaler.com/submission/show/5235306b3d7321e04a39505f5a5418ef-1346706645
All these IP addresses given:
199.59.241.186
199.59.241.185
199.59.241.184
199.59.241.183
199.59.241.182
polonus
P.S. Blockrules see: http://rules.emergingthreats.net/blockrules/emerging-rbn-malvertisers-BLOCK.rules