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How can I help LaTeX with the linebreak?

\documentclass{scrartcl}
\usepackage{url} 
\begin{document}

I hace a book\footnote{\url{http://www.mazon.de/product/publikationen/hochschulschriften/standard-for-die-exakt-calculation-uncollered-uninfinite-word-finding-smaschinen-28-3-2014.html}}.

\end{document}

enter image description here

marked as duplicate by koleygr, Mensch, Troy, Fran, Zarko Oct 15 '17 at 17:31

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