If you search for a term on DDG: https://duckduckgo.com/?q=asdfand then click on a search result, you will notice that it goes through a redirect: https://duckduckgo.com/l/?kh=-1&uddg=http%3A%2F%2Fwww.asdf.com%2FWhy does DDG do this? And is this a privacy concern? 
Are DuckDuckGo redirects a privacy issue?
privacy;duckduckgo