janos@hej.hu ~$ curl hej.hu/%C3%A1%C3%A9%C3%AD%C3%B6%C3%B3%C5%91%C3%BC%C3%BA%C5%B1.txt/
ls:  0 access '%C3%A1%C3%A9%C3%AD%C3%B6%C3%B3%C5%91%C3%BC%C3%BA%C5%B1.txt/':        0 such file or directory

janos@hej.hu ~$