Twin directories of regex:

[DIR]  ftp://134.121.1.1/.snapshot/nightly.3/pub/gnu/regex/
[DIR]  ftp://134.121.1.1/pub/gnu.OLD/regex/
[DIR]  ftp://134.121.1.1/.snapshot/nightly.2/pub/gnu/regex/
[DIR]  ftp://134.121.1.1/.snapshot/nightly.1/pub/gnu/regex/
[DIR]  ftp://134.121.1.1/.snapshot/nightly.0/pub/gnu/regex/
[DIR]  ftp://134.121.1.1/.snapshot/hourly.1/pub/gnu/regex/
[DIR]  ftp://ftp.stat.umn.edu/pub/xlispstat/CVS/xlispstat/Extras/regexp/regex/
[DIR]  ftp://ftp.inf.utfsm.cl/pub/CursoXML/programas/Jena-2.5.4/testing/DAWG/regex/
[DIR]  ftp://ftp.hpl.hp.com/gatekeeper/pub/cygwin/release/regex/
[DIR]  ftp://aeneas.mit.edu/pub/gnu/regex/
[DIR]  ftp://ftp.kfki.hu/pub/linux/ubuntu/pool/universe/r/regex/
[DIR]  ftp://ftp.farlep.net/pub/Windows/CYGWIN/regex/
[DIR]  ftp://ftp.kreonet.re.kr/gnu/ibiblio/ftp/old-gnu/regex/
[DIR]  ftp://ftp.kreonet.re.kr/OS/cygwin/release/_obsolete/regex/
[DIR]  ftp://ftp.kreonet.re.kr/OS/cygwin/release-2/.unionfs/_obsolete/regex/
[DIR]  ftp://ftp.fagskolen.gjovik.no/pub/cygwin/release/_obsolete/regex/
[DIR]  ftp://ftp.fagskolen.gjovik.no/pub/cygwin/release-2/.unionfs/_obsolete/regex/
[DIR]  ftp://ftp.3logic.net/.1/debian-archive/pool/main/r/regex/
[DIR]  ftp://ftp.wustl.edu/pub/linux/distributions/debian/pool/main/r/regex/
[DIR]  ftp://ftp.nz.debian.org/ubuntu/pool/universe/r/regex/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/linux/ubuntu/pool/universe/r/regex/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/gnu/old-gnu/regex/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/NetBSD-current/src/external/gpl2/lvm2/dist/libdm/regex/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/NetBSD-5_BETA/xsrc/xfree/xc/extras/regex/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/NetBSD-5_BETA/xsrc/xfree/xc/lib/regex/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/FreeBSD/development/FreeBSD-CVS/src/tools/regression/lib/libc/regex/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/FreeBSD/development/FreeBSD-CVS/src/lib/libc/regex/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/FreeBSD/development/FreeBSD-CVS/src/lib/libc_r/regex/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/NetBSD-release-4-0/src/lib/libc/regex/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/NetBSD-release-4-0/src/regress/lib/libc/regex/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/NetBSD-current/xsrc/xfree/xc/extras/regex/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/NetBSD-current/xsrc/xfree/xc/lib/regex/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/NetBSD-current/src/lib/libc/regex/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/NetBSD-current/src/regress/lib/libc/regex/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/NetBSD-current/src/external/gpl2/libdevmapper/dist/lib/regex/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/NetBSD-current/src/external/gpl2/lvm2tools/dist/libdm/regex/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/NetBSD-current/src/external/gpl2/lvm2tools/dist/old-tests/regex/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/NetBSD/NetBSD-current/src/dist/nvi/regex/
[DIR]  ftp://ftp.mcs.vuw.ac.nz/_mnt/pub/packages/gnu/regex/
[DIR]  ftp://ftp.port80.se/ubuntu/pool/universe/r/regex/
[DIR]  ftp://ftp.cs.iastate.edu/pub/linux/debian/pool/main/r/regex/
[DIR]  ftp://134.121.1.56/pub/gnu/regex/
[DIR]  ftp://134.121.1.56/pub/gnu.OLD/regex/
[DIR]  ftp://134.121.1.56/.snapshot/nightly.3/pub/gnu/regex/
[DIR]  ftp://134.121.1.56/.snapshot/nightly.0/pub/gnu/regex/
[DIR]  ftp://134.121.1.56/.snapshot/nightly.1/pub/gnu/regex/
[DIR]  ftp://134.121.1.56/.snapshot/nightly.2/pub/gnu/regex/
[DIR]  ftp://130.251.19.2/ubuntu/pool/universe/r/regex/
[DIR]  ftp://134.121.1.1/.snapshot/nightly.3/pub/gnu.OLD/regex/
[DIR]  ftp://ftp.ednet.ns.ca/pub/its/CYGNUS/latest/regex/