IP Address 95.154.76.98 is listed in the CBL. It appears to be infected with a spam sending trojan, proxy or some other form of botnet.

It was last detected at 2013-08-09 04:00 GMT (+/- 30 minutes), approximately 5 hours, 30 minutes ago.

This IP is infected (or NATting for a computer that is infected) with a spam-sending infection. In other words, it's participating in a botnet. If you simply remove the listing without ensuring that the infection is removed (or the NAT secured), it will probably relist again.