\starttext

    \tt \hsize 1mm

    \hyphenatedurl{http://www.pragma-ade.nl}

    \hyphenatedurl{http:///contextgarden.net}

    \enabledirectives[hyphenators.urls.packslashes]

    \hyphenatedurl{http://www.pragma-ade.nl}

    \hyphenatedurl{http:///contextgarden.net}

\stoptext
