Bad Link Buster is a free tool that allows you to find baclinks in your backlink profile that might be damaging your search engine rankings.
Bad Link Buster is very simple to use. You simply enter your domain name then load in a line seperated list of your backlinks and bad link buster will check each link for any issues that might be causing you problems. These include Malware websites, deindexed websites, foreign websites, content farms, cloaking websites and more.
There are many ways you may have ended up with bad links in your backlink profile.