Twin directories of abakus:

[DIR]  ftp://ftp.linux.hr/gentoo/portage/sci-calculators/abakus/
[DIR]  ftp://ftp.uevora.pt/mirrors/gentoo.org/gentoo-portage/sci-calculators/abakus/
[DIR]  ftp://ftp.jpix.ad.jp/pub/FreeBSD/development/FreeBSD-CVS/ports/math/abakus/
[DIR]  ftp://ftp.li.kernel.org/pub/.6/gentoo-portage/sci-calculators/abakus/
[DIR]  ftp://ftp.ecc.u-tokyo.ac.jp/mirror/ftp1.debian.or.jp/debian/pool/pool/main/a/abakus/
[DIR]  ftp://gentoo.inode.at/portage/sci-calculators/abakus/
[DIR]  ftp://ftp.uni-kl.de/pub/linux/gentoo-portage/sci-calculators/abakus/
[DIR]  ftp://ftp.dei.uc.pt/pub/linux/gentoo/portage/sci-calculators/abakus/
[DIR]  ftp://ftp.rz.tu-bs.de/pub/mirror/ALL_primary_servers/rsync/mirrors.sec.informatik.tu-darmstadt.de/gentoo-portage/sci-calculators/abakus/
[DIR]  ftp://ftp.cs.mun.ca/pub/mirror/gentoo-portage/sci-calculators/abakus/
[DIR]  ftp://128.118.2.96/pub/.mirrors/2/ftp.ibiblio.org/pub/linux/distributions/gentoo/gentoo-x86-portage/sci-calculators/abakus/
[DIR]  ftp://128.118.2.96/pub/.mirrors/2/rsync.gentoo.org/sci-calculators/abakus/
[DIR]  ftp://ftp.uvsq.fr/pub/gentoo/portage/sci-calculators/abakus/
[DIR]  ftp://ftp.mgts.by/pub/gentoo/gentoo-portage/sci-calculators/abakus/
[DIR]  ftp://ftp.esat.net/mirrors/.0/rsync.gentoo.org/gentoo-portage/sci-calculators/abakus/
[DIR]  ftp://ftp.esat.net/mirrors/.0/rsync.gentoo.org/gentoo-x86-portage/sci-calculators/abakus/
[DIR]  ftp://ftp.ecc.u-tokyo.ac.jp/mirror2/rsync1.us.gentoo.org/portage/sci-calculators/abakus/
[DIR]  ftp://mir1.ovh.net/lv0/gentoo-portage/sci-calculators/abakus/
[DIR]  ftp://ftp.cs.rose-hulman.edu/gentoo-portage/sci-calculators/abakus/
[DIR]  ftp://ftp.fi.debian.org/pub/gentoo-portage/sci-calculators/abakus/
[DIR]  ftp://ftp.lug.udel.edu/pub/gentoo/portage/sci-calculators/abakus/
[DIR]  ftp://ftp.swin.edu.au/gentoo-portage/sci-calculators/abakus/
[DIR]  ftp://zoffy.asahi-net.or.jp/pub/linux/debian/debian/pool/main/a/abakus/
[DIR]  ftp://ftp.demon.nl/disk3/debian/pool/main/a/abakus/
[DIR]  ftp://ftp.funet.fi/.m/mirrors3/ftp.debian.org/debian/pool/main/a/abakus/
[DIR]  ftp://ftp.song.fi/debian/pool/main/a/abakus/
[DIR]  ftp://ftp.duth.gr/pub/debian/pool/main/a/abakus/
[DIR]  ftp://ftp.uni-kassel.de/Mirrors1/ftp.de.debian.org/debian/pool/main/a/abakus/
[DIR]  ftp://ftp.cica.es/mirrors/Linux/debian/debian/pool/main/a/abakus/
[DIR]  ftp://ftp.uni-augsburg.de/mirrors/debian/ftp.de.debian.org/debian/pool/main/a/abakus/
[DIR]  ftp://ftp.uni-koeln.de/mirrors/debian/pool/main/a/abakus/
[DIR]  ftp://ftp.li.kernel.org/pub/.3/ftp.debian.org/pub/debian/pool/main/a/abakus/
[DIR]  ftp://ftp.uni-siegen.de/pub/debian/debian/pool/main/a/abakus/
[DIR]  ftp://ftp.kfki.hu/pub/linux/debian/pool/main/a/abakus/
[DIR]  ftp://ftp.rz.uni-karlsruhe.de/pub/mirror/ftp.de.debian.org/debian/pool/main/a/abakus/
[DIR]  ftp://64.50.236.52/.1/debian/debian/pool/main/a/abakus/
[DIR]  ftp://64.50.238.52/.1/debian/debian/pool/main/a/abakus/
[DIR]  ftp://ftp.tu-chemnitz.de/.SAN0/pub/linux/debian/debian/pool/main/a/abakus/
[DIR]  ftp://ftp.free.fr/.mirrors1/ftp.debian.org/pool/main/a/abakus/
[DIR]  ftp://24.215.0.24/Debian/debian/pool/main/a/abakus/
[DIR]  ftp://ftp.tu-ilmenau.de/Mirrors/ftp.de.debian.org/debian/pool/main/a/abakus/
[DIR]  ftp://ftp.bme.hu/OS/Linux/dist/debian/pool/main/a/abakus/
[DIR]  ftp://200.17.202.17/debian-dists/debian/pool/main/a/abakus/
[DIR]  ftp://130.251.19.2/debian/pool/main/a/abakus/
[DIR]  ftp://161.53.160.16/debian/pool/main/a/abakus/
[DIR]  ftp://193.226.140.51/debian/pool/main/a/abakus/
[DIR]  ftp://212.87.224.145/debian/pool/main/a/abakus/
[DIR]  ftp://217.75.96.164/debian/pool/main/a/abakus/
[DIR]  ftp://83.166.201.99/debian/pool/main/a/abakus/
[DIR]  ftp://debian.lcs.mit.edu/debian/pool/main/a/abakus/