Twin directories of cygwin:

[DIR]  ftp://ftp.cs.pu.edu.tw/Linux/sourceware/cygwin/
[DIR]  ftp://ftp.informatik.rwth-aachen.de/pub/mirror/free_software/cygwin/
[DIR]  ftp://204.152.191.7/sources.redhat.com/cygwin/
[DIR]  ftp://ftp.farlep.net/pub/Windows/CYGWIN/cygwin/
[DIR]  ftp://206.167.141.10/data4/pub/appl/cygwin/
[DIR]  ftp://ftp.esat.net/mirrors/.2/sources.redhat.com/pub/cygwin/
[DIR]  ftp://gcc.gnu.org/pub/cygwin/
[DIR]  ftp://ftp.su.se/pub/mirrors/cygwin.com/pub/cygwin/
[DIR]  ftp://ftp.eq.uc.pt/pub/software/pc/prog/cygwin/
[DIR]  ftp://ftp.iitm.ac.in/cygwin/
[DIR]  ftp://ftp.usc.es/pub/mirror/cygwin/
[DIR]  ftp://ftp.uni-kl.de/pub/cygwin/
[DIR]  ftp://ftp.in2p3.fr/pub/cygwin/
[DIR]  ftp://ftp.li.kernel.org/pub/.3/sources.redhat.com/cygwin/
[DIR]  ftp://sunsite.mff.cuni.cz/MIRRORS/sources.redhat.com/pub/cygwin/
[DIR]  ftp://192.87.102.42/vol/1/netbsd/NetBSD-release-4-0/src/dist/bind/lib/bind/port/cygwin/
[DIR]  ftp://ftp.eq.uc.pt/pub/software/pc/prog/cygwin/release-2/cygwin/
[DIR]  ftp://ftp.eq.uc.pt/pub/software/pc/prog/cygwin/release/cygwin/
[DIR]  ftp://ftp.usc.es/pub/mirror/cygwin/release-2/cygwin/
[DIR]  ftp://ftp.in2p3.fr/pub/cygwin/release/cygwin/
[DIR]  ftp://ftp.uni-augsburg.de/mirrors/misc/sources.redhat.com/cygwin/
[DIR]  ftp://ftp.uni-augsburg.de/mirrors/misc/sources.redhat.com/cygwin/release-2/cygwin/
[DIR]  ftp://ftp.uni-augsburg.de/mirrors/misc/sources.redhat.com/cygwin/release/cygwin/
[DIR]  ftp://ftp.ens-cachan.fr/mirror/CygWin/release-2/cygwin/
[DIR]  ftp://ftp.ens-cachan.fr/mirror/CygWin/release/cygwin/
[DIR]  ftp://ftp.in2p3.fr/pub/cygwin/release-2/cygwin/
[DIR]  ftp://ftp.yzu.edu.tw/pub3/Linux/cygwin/release/cygwin/
[DIR]  ftp://ftp.ntu.edu.tw/pub/cygwin/release-2/cygwin/
[DIR]  ftp://ftp.ntu.edu.tw/pub/cygwin/
[DIR]  ftp://ftp.ntu.edu.tw/pub/cygwin/release/cygwin/
[DIR]  ftp://ftp.uni-siegen.de/pub/cygwin/
[DIR]  ftp://ftp.funet.fi/.m/mirrors2/sources.redhat.com/pub/cygwin/
[DIR]  ftp://ftp.funet.fi/.m/mirrors2/sources.redhat.com/pub/cygwin/release-2/cygwin/
[DIR]  ftp://ftp.su.se/pub/mirrors/cygwin.com/pub/cygwin/release-2/cygwin/
[DIR]  ftp://ftp.li.kernel.org/pub/.3/sources.redhat.com/cygwin/release-2/cygwin/
[DIR]  ftp://ftp.uni-siegen.de/pub/cygwin/release-2/cygwin/
[DIR]  ftp://ftp.li.kernel.org/pub/.3/sources.redhat.com/cygwin/release/cygwin/
[DIR]  ftp://ftp.uni-siegen.de/pub/cygwin/release/cygwin/
[DIR]  ftp://64.50.236.52/.1/cygwin/release-2/cygwin/
[DIR]  ftp://64.50.238.52/.1/cygwin/release-2/cygwin/
[DIR]  ftp://sunsite.mff.cuni.cz/MIRRORS/sources.redhat.com/pub/cygwin/release-2/cygwin/
[DIR]  ftp://ftp.iitm.ac.in/cygwin/release-2/cygwin/
[DIR]  ftp://206.167.141.10/data4/pub/appl/cygwin/release-2/cygwin/
[DIR]  ftp://ftp.ps.pl/dsk0/cygwin/release-2/cygwin/
[DIR]  ftp://ftp.esat.net/mirrors/.2/sources.redhat.com/pub/cygwin/release-2/cygwin/
[DIR]  ftp://147.52.159.12/mirrors/cygwin/release-2/cygwin/
[DIR]  ftp://ftp.uwa.edu.au/mirrors/cygwin/release-2/cygwin/
[DIR]  ftp://77.88.19.68/mirrors/ftp.cygwin.com/release-2/cygwin/
[DIR]  ftp://ftp.univie.ac.at/packages/cygwin/release-2/cygwin/
[DIR]  ftp://128.118.2.96/pub/.mirrors/2/cygwin.com/cygwin/release-2/cygwin/