Twin directories of mirrors:

[DIR]  ftp://ftp.uni-ulm.de/mirrors/
[DIR]  ftp://ftp.ox.ac.uk/pub/comp/security/COAST/mirrors/
[DIR]  ftp://ftp.kemsu.ru/pub/mirrors/
[DIR]  ftp://ftp.dit.upm.es/mirrors/
[DIR]  ftp://ftp.dit.upm.es/linux/mirrors/
[DIR]  ftp://ftp.csufresno.edu/pub/mirrors/
[DIR]  ftp://ftp.reed.edu/mirrors/
[DIR]  ftp://ftp.arnes.si/mirrors/
[DIR]  ftp://ftp.linux.it/pub/mirrors/
[DIR]  ftp://ftp.fi.upm.es/pub/kde/mirrors/
[DIR]  ftp://ftp.ema.fr/pub/mirrors/
[DIR]  ftp://ftp.ripe.net/mirrors/
[DIR]  ftp://ftp.lava.net/pub/mirrors/
[DIR]  ftp://ftp.legio7.net/pub/cpc/cdt/mirrors/
[DIR]  ftp://ftp.riss-telecom.ru/pub/mirrors/
[DIR]  ftp://ftp.beos.hu/pub/beos/mirrors/
[DIR]  ftp://ftp.kreonet.re.kr/hangul/mirrors/
[DIR]  ftp://ftp.kreonet.re.kr/gnu/ibiblio/ftp/mirrors/
[DIR]  ftp://ftp.cs.wisc.edu/pub/mirrors/
[DIR]  ftp://ftp.lehigh.edu/pub/listproc/diabetic/mirrors/
[DIR]  ftp://ftp.mssl.ucl.ac.uk/mirrors/
[DIR]  ftp://ftp.cs.rit.edu/pub/mirrors/
[DIR]  ftp://ftp.denet.dk/mirrors/
[DIR]  ftp://ftp.sektornet.dk/mirrors/
[DIR]  ftp://ftp.darenet.dk/mirrors/
[DIR]  ftp://ftp.uni-hannover.de/pub/mirror/gnu/mirrors/
[DIR]  ftp://ftp.cs.kuleuven.be/pub/Ada-Belgium/mirrors/
[DIR]  ftp://ftp.austlii.edu.au/pub/apache/mail/mirrors/
[DIR]  ftp://ftp.austlii.edu.au/pub/apache/mirrors/
[DIR]  ftp://ftp.wu-wien.ac.at/mirrors/
[DIR]  ftp://ftp.wu-wien.ac.at/pub/at/mirrors/
[DIR]  ftp://ftp.amigascne.org/mirrors/
[DIR]  ftp://ftp.ira.uka.de/pub/mirrors/
[DIR]  ftp://ftp.uni-koeln.de/mirrors/
[DIR]  ftp://ftp.uni-koeln.de/institute/meteo/mirrors/
[DIR]  ftp://130.237.164.232/pub/mirrors/
[DIR]  ftp://ftp.wh2.tu-dresden.de/pub/mirrors/
[DIR]  ftp://ftp.ctex.org/mirrors/
[DIR]  ftp://ftp.cyf-kr.edu.pl/pub/unix/apache/dyn/mirrors/
[DIR]  ftp://ftp.cyf-kr.edu.pl/pub/unix/apache/mirrors/
[DIR]  ftp://gnjilux.cc.fer.hr/pub/spectrum/mirrors/
[DIR]  ftp://debella.aszi.sztaki.hu/pub/mirrors/
[DIR]  ftp://ftp.ziaspace.com/pub/debian/ftp.belnet.be/pub/mirrors/
[DIR]  ftp://ftp.ziaspace.com/pub/debian/ftp.belnet.be/mirrors/
[DIR]  ftp://ftp.cs.stanford.edu/pub/mirrors/
[DIR]  ftp://ftp.uar.net/pub/tex/mirrors/
[DIR]  ftp://ftp.gts.chel.su/pub/mirrors/
[DIR]  ftp://ftp.dntis.ro/pub/mirrors/
[DIR]  ftp://ftp.wa.apana.org.au/pub/mirrors/
[DIR]  ftp://ftp.highway1.com.au/pub/mirrors/