In Konqueror I use startpage.com as searchengine. Recently I began to notice that no matter what I search for the searchengine is randomly showing the same results page. I clean the cache at every shutdown, I've removed and reinstalled Konqueror and still the same page is shown randomly. I believe it is not an intentional action on the part of startpage.com. Since malware is very unusual on Linux I believe I can rule that out too. So I wonder how do I get rid of the page.
This is the relevant part of the page shown: