Twin directories of libstdc++:

[DIR]  ftp://134.121.1.1/.snapshot/nightly.3/pub/gnu/libstdc++/
[DIR]  ftp://134.121.1.1/pub/gnu.OLD/libstdc++/
[DIR]  ftp://134.121.1.1/.snapshot/nightly.2/pub/gnu/libstdc++/
[DIR]  ftp://134.121.1.1/.snapshot/nightly.1/pub/gnu/libstdc++/
[DIR]  ftp://134.121.1.1/.snapshot/nightly.0/pub/gnu/libstdc++/
[DIR]  ftp://134.121.1.1/.snapshot/hourly.1/pub/gnu/libstdc++/
[DIR]  ftp://ftp.cesca.es/mirror2/gnu/libstdc++/
[DIR]  ftp://ftp.inf.utfsm.cl/pub/gnu/libstdc++/
[DIR]  ftp://aeneas.mit.edu/pub/gnu/libstdc++/
[DIR]  ftp://ftp.kreonet.re.kr/gnu/ibiblio/www/software/gcc/libstdc++/
[DIR]  ftp://ftp.kreonet.re.kr/gnu/ibiblio/ftp/gnu/libstdc++/
[DIR]  ftp://ftp.prz.rzeszow.pl/pub/gentoo/portage/virtual/libstdc++/
[DIR]  ftp://ftp.nz.debian.org/gentoo-x86-portage/virtual/libstdc++/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/gnu/gnu/libstdc++/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/FreeBSD/development/FreeBSD-CVS/src/contrib/libstdc++/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/FreeBSD/development/FreeBSD-CVS/src/gnu/lib/libstdc++/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/bsd/FreeBSD/development/FreeBSD-CVS/src/contrib/libg++/libstdc++/
[DIR]  ftp://ftp.mcs.vuw.ac.nz/_mnt/pub/packages/gnu/libstdc++/
[DIR]  ftp://134.121.1.56/pub/gnu/libstdc++/
[DIR]  ftp://134.121.1.56/pub/gnu.OLD/libstdc++/
[DIR]  ftp://134.121.1.56/.snapshot/nightly.3/pub/gnu/libstdc++/
[DIR]  ftp://134.121.1.56/.snapshot/nightly.0/pub/gnu/libstdc++/
[DIR]  ftp://134.121.1.56/.snapshot/nightly.1/pub/gnu/libstdc++/
[DIR]  ftp://134.121.1.56/.snapshot/nightly.2/pub/gnu/libstdc++/
[DIR]  ftp://ftp.cc.keio.ac.jp/gnu/libstdc++/
[DIR]  ftp://134.121.1.1/.snapshot/nightly.3/pub/gnu.OLD/libstdc++/
[DIR]  ftp://ftp.wh2.tu-dresden.de/pub/mirrors/gentoo-portage/virtual/libstdc++/
[DIR]  ftp://ftp.swin.edu.au/gnu/libstdc++/
[DIR]  ftp://ftp.swin.edu.au/gentoo-portage/virtual/libstdc++/
[DIR]  ftp://ftp.swin.edu.au/freebsd/development/FreeBSD-CVS/src/gnu/lib/libstdc++/
[DIR]  ftp://ftp.swin.edu.au/freebsd/development/FreeBSD-CVS/src/contrib/libg++/libstdc++/
[DIR]  ftp://ftp.swin.edu.au/freebsd/development/FreeBSD-CVS/src/contrib/libstdc++/
[DIR]  ftp://ftp.mgts.by/pub/gentoo/gentoo-portage/virtual/libstdc++/
[DIR]  ftp://ftp.cyf-kr.edu.pl/pub/mirror/GNU/libstdc++/
[DIR]  ftp://ftp.uni-kassel.de/Mirrors/ftp.gnu.org/pub/gnu/libstdc++/
[DIR]  ftp://ftp.lanet.lv/pub/GNU/libstdc++/
[DIR]  ftp://ftp.cs.mun.ca/pub/mirror/gentoo-portage/virtual/libstdc++/
[DIR]  ftp://sapi.vlsm.org/gentoo-portage/virtual/libstdc++/
[DIR]  ftp://sapi.vlsm.org/gnuftp/gnu/libstdc++/
[DIR]  ftp://ftp.sk.freebsd.org/pub/NetBSD/NetBSD-release-3-1/src/gnu/dist/toolchain/libstdc++/
[DIR]  ftp://ftp.sk.freebsd.org/pub/NetBSD/NetBSD-release-3-1/src/gnu/lib/libstdc++/
[DIR]  ftp://ftp.sk.freebsd.org/pub/NetBSD/NetBSD-release-3-0/src/gnu/dist/toolchain/libstdc++/
[DIR]  ftp://ftp.sk.freebsd.org/pub/NetBSD/NetBSD-release-3-0/src/gnu/lib/libstdc++/
[DIR]  ftp://ftp.sk.freebsd.org/pub/FreeBSD/development/FreeBSD-CVS/src/contrib/libstdc++/
[DIR]  ftp://ftp.sk.freebsd.org/pub/FreeBSD/development/FreeBSD-CVS/src/gnu/lib/libstdc++/
[DIR]  ftp://ftp.sk.freebsd.org/pub/FreeBSD/development/FreeBSD-CVS/src/contrib/libg++/libstdc++/
[DIR]  ftp://ftp.ps.pl/dsk0/ftp.openbsd.org/src/gnu/egcs/libstdc++/
[DIR]  ftp://ftp.ps.pl/dsk0/ftp.openbsd.org/src/gnu/lib/libstdc++/libstdc++/
[DIR]  ftp://ftp.ps.pl/dsk0/ftp.openbsd.org/src/gnu/lib/libstdc++/
[DIR]  ftp://ftp.ps.pl/dsk0/ftp.inria.fr/INRIA/Projects/Meta2/Scilab/gnucpan/gnu/libstdc++/