Twin directories of md5sum:

[DIR]  ftp://ftp.ox.ac.uk/pub/crypto/pgp/utils/md5sum/
[DIR]  ftp://ftp.dit.upm.es/mirrors/ftp.ox.ac.uk/pub/crypto/pgp/utils/md5sum/
[DIR]  ftp://ftp.inf.utfsm.cl/pub/crypto/pgp/utils/md5sum/
[DIR]  ftp://ftp.kfki.hu/pub/packages/security/pgp/utils/md5sum/
[DIR]  ftp://128.232.0.33/pub/crypto/pgp/utils/md5sum/
[DIR]  ftp://FusedImage00013871.jpg/pub/crypto/pgp/utils/md5sum/
[DIR]  ftp://ftp.phil.uni-sb.de/pub/pgp/utils/md5sum/
[DIR]  ftp://ftp.wh8.tu-dresden.de/pub/cert.dfn/tools/crypt/pgp/utils/md5sum/
[DIR]  ftp://ftp.wh8.tu-dresden.de/pub/cert.dfn/tools/crypt/md5sum/
[DIR]  ftp://ftp.andr.ru/pub/os/inferno/4/trunk/utils/md5sum/
[DIR]  ftp://ftp.andr.ru/pub/os/inferno/4/tags/20080603/utils/md5sum/
[DIR]  ftp://ftp.andr.ru/pub/os/inferno/4/tags/20070510/utils/md5sum/
[DIR]  ftp://ftp.andr.ru/pub/os/inferno/4/tags/20061220/utils/md5sum/
[DIR]  ftp://ftp.andr.ru/pub/os/inferno/4/branches/auth/utils/md5sum/
[DIR]  ftp://ftp.andr.ru/pub/os/inferno/4/tags/20070202/utils/md5sum/
[DIR]  ftp://ftp.andr.ru/pub/os/inferno/4/tags/20070115/utils/md5sum/
[DIR]  ftp://ftp.sztaki.hu/pub/pgp/utils/md5sum/
[DIR]  ftp://ftp.wirelesslan.pl/raptor/GPL/busybox-1.00/testsuite/md5sum/
[DIR]  ftp://ftp.nnov.net/pub/OS_ISO/Linux/Gentoo/releases/x86/2006.1-2007-03-23-x/gentoo-2007-03-23-xdvd1/fdos/doc/md5sum/
[DIR]  ftp://ftp.nnov.net/pub/OS_ISO/Linux/Gentoo/releases/x86/2007.0-2007-10-16-x/gentoo-2007-10-16-xdvd1/fdos/doc/md5sum/
[DIR]  ftp://ftp.net.usf.edu/pub3/freedos/files/util/file/md5sum/
[DIR]  ftp://ftp.rz.tu-bs.de/pub/mirror/ALL_primary_servers/rsync/ftp.ibiblio.org/freedos/files/util/file/md5sum/
[DIR]  ftp://ftp.activestate.com/contrib/md5sum/
[DIR]  ftp://ftp.kr.freebsd.org/pub/kldp.net/download/slax/md5sum/
[DIR]  ftp://ftp.demon.nl/disk3/Demon/pgp/utils/md5sum/
[DIR]  ftp://ftp.ibspan.waw.pl/pub/winnt/md5sum/
pkg://busybox-1.00-3.src.rpm:1136561/usr/share/doc/packages/busybox/testsuite/  info  downloads[DIR]3  busybox-1.00-3.src.rpm/usr/share/doc/packages/busybox/testsuite/md5sum/
pkg://busybox-1.00-6.ppc.rpm:487386/usr/share/doc/packages/busybox/testsuite/  info  downloads[DIR]3  busybox-1.00-6.ppc.rpm/usr/share/doc/packages/busybox/testsuite/md5sum/
pkg://busybox-1.00-6.src.rpm:1137128/usr/share/doc/packages/busybox/testsuite/  info  downloads[DIR]3  busybox-1.00-6.src.rpm/usr/share/doc/packages/busybox/testsuite/md5sum/
pkg://busybox-1.00-pre9.tar.bz2:1108110/usr/share/doc/packages/busybox/testsuite/  downloads[DIR]3  busybox-1.00-pre9.tar.bz2/usr/share/doc/packages/busybox/testsuite/md5sum/
pkg://busybox-1.00.rc3-2.src.rpm:1124008/usr/share/doc/packages/busybox/testsuite/  info  downloads[DIR]3  busybox-1.00.rc3-2.src.rpm/usr/share/doc/packages/busybox/testsuite/md5sum/
pkg://busybox-1.00.tar.bz2:1118427/usr/share/doc/packages/busybox/testsuite/  downloads[DIR]3  busybox-1.00.tar.bz2/usr/share/doc/packages/busybox/testsuite/md5sum/
pkg://busybox-1.01-2mdk.i586.rpm:248088/busybox-1.00/testsuite/  info  downloads[DIR]3  busybox-1.01-2mdk.i586.rpm/busybox-1.00/testsuite/md5sum/
pkg://busybox-1.1.0-11.i586.rpm:481937/busybox-1.01/testsuite/  info  downloads[DIR]3  busybox-1.1.0-11.i586.rpm/busybox-1.01/testsuite/md5sum/
pkg://busybox-1.1.0-11.ppc.rpm:486383/usr/share/doc/packages/busybox/testsuite/  info  downloads[DIR]3  busybox-1.1.0-11.ppc.rpm/usr/share/doc/packages/busybox/testsuite/md5sum/
pkg://busybox-1.1.0-11.src.rpm:1422921/usr/share/doc/packages/busybox/testsuite/  info  downloads[DIR]3  busybox-1.1.0-11.src.rpm/usr/share/doc/packages/busybox/testsuite/md5sum/
pkg://busybox-1.1.2-1mdk.x86_64.rpm:630892/usr/share/doc/packages/busybox/testsuite/  info  downloads[DIR]3  busybox-1.1.2-1mdk.x86_64.rpm/usr/share/doc/packages/busybox/testsuite/md5sum/
pkg://busybox-1.10.3-3.fc10.i386.rpm:648290/busybox-1.10.1/testsuite/  info  downloads[DIR]3  busybox-1.10.3-3.fc10.i386.rpm/busybox-1.10.1/testsuite/md5sum/
pkg://busybox-1.12.0.tar.bz2:2017989/busybox-1.10.3/testsuite/  downloads[DIR]3  busybox-1.12.0.tar.bz2/busybox-1.10.3/testsuite/md5sum/
pkg://busybox-1.2.0-3.el5.centos.i386.rpm:1061228/busybox-1.12.0/testsuite/  info  downloads[DIR]3  busybox-1.2.0-3.el5.centos.i386.rpm/busybox-1.12.0/testsuite/md5sum/
pkg://busybox-1.2.1-20.ppc.rpm:509527/usr/share/doc/packages/busybox/testsuite/  info  downloads[DIR]3  busybox-1.2.1-20.ppc.rpm/usr/share/doc/packages/busybox/testsuite/md5sum/
pkg://busybox-1.2.1-20.src.rpm:1420828/usr/share/doc/packages/busybox/testsuite/  info  downloads[DIR]3  busybox-1.2.1-20.src.rpm/usr/share/doc/packages/busybox/testsuite/md5sum/
pkg://busybox-1.2.1.tar.bz2:1404986/usr/share/doc/packages/busybox/testsuite/  downloads[DIR]3  busybox-1.2.1.tar.bz2/usr/share/doc/packages/busybox/testsuite/md5sum/
pkg://busybox-1.2.2-10.fc7.i386.rpm:1114765/busybox-1.2.1/testsuite/  info  downloads[DIR]3  busybox-1.2.2-10.fc7.i386.rpm/busybox-1.2.1/testsuite/md5sum/
pkg://busybox-1.4.2.tar.bz2:1509690/busybox-1.4.1/testsuite/  downloads[DIR]3  busybox-1.4.2.tar.bz2/busybox-1.4.1/testsuite/md5sum/
pkg://busybox-1.5.0.tar.bz2:1550138/busybox-1.4.2/testsuite/  downloads[DIR]3  busybox-1.5.0.tar.bz2/busybox-1.4.2/testsuite/md5sum/
pkg://busybox-1.5.1.tar.bz2:1549430/busybox-1.5.0/testsuite/  downloads[DIR]3  busybox-1.5.1.tar.bz2/busybox-1.5.0/testsuite/md5sum/
pkg://busybox-1.6.1-1.fc8.src.rpm:1711926/busybox-1.6.0/testsuite/  info  downloads[DIR]3  busybox-1.6.1-1.fc8.src.rpm/busybox-1.6.0/testsuite/md5sum/
pkg://busybox-1.7.0.tar.bz2:1726650/busybox-1.6.1/testsuite/  downloads[DIR]3  busybox-1.7.0.tar.bz2/busybox-1.6.1/testsuite/md5sum/
pkg://busybox-1.7.2.tar.bz2:1729040/busybox-1.7.1/testsuite/  downloads[DIR]3  busybox-1.7.2.tar.bz2/busybox-1.7.1/testsuite/md5sum/