Twin directories of ctan:

[DIR]  ftp://ftp.ctex.org/mirrors/CTAN/help/ctan/
[DIR]  ftp://ftp.udc.es/mirror/CTAN/help/ctan/
[DIR]  ftp://129.102.1.25/pub/CTAN/help/ctan/
[DIR]  ftp://ftp.di.uminho.pt/pub/ctan/help/ctan/
[DIR]  ftp://ftp.cs.uu.nl/mirror/tex-archive/help/ctan/
[DIR]  ftp://ftp.cvut.cz/mirrors/ctan.org/help/ctan/
[DIR]  ftp://ftp.univie.ac.at/packages/tex/help/ctan/
[DIR]  ftp://ftp.informatik.uni-hamburg.de/pub/soft/tex/help/ctan/
[DIR]  ftp://ftp.dante.de/pub/tex/help/ctan/
[DIR]  ftp://212.87.224.145/tex-archive/help/ctan/
[DIR]  ftp://ftp.yzu.edu.tw/mirror/pub1/Unix/Tex/CTAN/help/ctan/
[DIR]  ftp://ftp.di.uminho.pt/pub/ctan/
[DIR]  ftp://ftp.gwdg.de/pub/ctan/
[DIR]  ftp://144.122.144.177/pub/mirrors/ftp.dante.de/help/ctan/
[DIR]  ftp://ftp.asu.ru/incoming/Dima/tex/texmf/doc/help/ctan/
[DIR]  ftp://ftp.ncku.edu.tw/Unix/CTAN/help/ctan/
[DIR]  ftp://ftp.uni-augsburg.de/mirrors/misc/ftp.dante.de/tex-archive/help/ctan/
[DIR]  ftp://ftp.wh2.tu-dresden.de/pub/mirrors/latex/dante/help/ctan/
[DIR]  ftp://ftp.cs.rpi.edu/mirrors/tex-archive/help/ctan/
[DIR]  ftp://ftp.uni-wuppertal.de/pub/TeX/help/ctan/
[DIR]  ftp://ftp.funet.fi/.m/mirrors2/ftp.tex.ac.uk/tex-archive/help/ctan/
[DIR]  ftp://ftp.botik.ru/rented/znamensk/CTAN/help/ctan/
[DIR]  ftp://ftp.gul.uc3m.es/pub/retrolinux/redhat/4.0/i386/live/usr/lib/texmf/texmf/doc/help/ctan/
[DIR]  ftp://ftp.gul.uc3m.es/pub/retrolinux/redhat/4.1/i386/live/usr/lib/texmf/texmf/doc/help/ctan/
[DIR]  ftp://ftp.gul.uc3m.es/pub/retrolinux/redhat/5.1/i386/live/usr/lib/texmf/texmf/doc/help/ctan/
[DIR]  ftp://ftp.int.ru/.1/CTAN/help/ctan/
[DIR]  ftp://128.118.2.96/pub/.mirrors/2/ftp.tex.ac.uk/tex-archive/help/ctan/
[DIR]  ftp://ftp.cstug.cz/pub/CTAN/help/ctan/
[DIR]  ftp://ftp2.au.freebsd.org/pub/tex-archive/help/ctan/
[DIR]  ftp://ftp.tex.ac.uk/tex-archive/help/ctan/
[DIR]  ftp://ftp.eq.uc.pt/pub/software/TeX/help/ctan/
[DIR]  ftp://ftp.jp.xemacs.org/pub/text/CTAN/help/ctan/
[DIR]  ftp://24.215.0.24/CTAN/help/ctan/
[DIR]  ftp://ftp.kreonet.re.kr/CTAN/help/ctan/
[DIR]  ftp://ftp.math.utah.edu/pub/mirrors/ctan.tug.org/tex-archive/help/ctan/
[DIR]  ftp://ftp.tug.ctan.org/pub/tex-archive/help/ctan/
[DIR]  ftp://ftp.ntnu.no/pub/tex/CTAN/help/ctan/
[DIR]  ftp://ftp.tu-chemnitz.de/.SAN0/pub/tex/help/ctan/
[DIR]  ftp://ftp.tu-ilmenau.de/Mirrors/tex/help/ctan/
[DIR]  ftp://147.52.159.12/mirrors/CTAN/help/ctan/
[DIR]  ftp://ftp.nsu.ru/mirrors/ftp.dante.de/pub/tex/help/ctan/
[DIR]  ftp://bo.mirror.garr.it/pub/0/CTAN/help/ctan/
[DIR]  ftp://ftp.uvsq.fr/pub/TeX/CTAN/help/ctan/
[DIR]  ftp://ftp.gwdg.de/pub/ctan/help/ctan/
[DIR]  ftp://ftp.inf.utfsm.cl/pub/tex-archive/help/ctan/
[DIR]  ftp://ftp.informatik.uni-kiel.de/pub/text/tex/help/ctan/
[DIR]  ftp://ftp.uniroma2.it/{C/TeX/help/ctan/
[DIR]  ftp://ftp.iks-jena.de/pub/mitarb/lutz/LaTeX/tex-archive/help/ctan/
[DIR]  ftp://ftp.sztaki.hu/pub/tex/help/ctan/
[DIR]  ftp://ftp.rhrz.uni-bonn.de/pub-koeln/tex/help/ctan/