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akost/gist:b1fc7189ea5dc291b79e

Created September 11, 2015 23:02
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  1. akost created this gist Sep 11, 2015.
    1 change: 1 addition & 0 deletions gistfile1.txt
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    Original file line number Diff line number Diff line change
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    javascript:(function(){function%20read(url){var%20r=new%20XMLHttpRequest();r.open('HEAD',url,false);r.send(null);return%20r.getAllResponseHeaders();}alert(read(window.location))})();