Twin directories of 4.11-RELEASE:

[DIR]  ftp://ftp.afps.chel.su/pub/FreeBSD/4.11-RELEASE/
[DIR]  ftp://ftp.vsi.ru/pub/FreeBSD/releases/i386/4.11-RELEASE/
[DIR]  ftp://ftp.uar.net/pub/FreeBSD/4.11-RELEASE/
[DIR]  ftp://ftp.lf.net/pub/Mirrors/ftp.freebsd.org/pub/FreeBSD/releases/i386/4.11-RELEASE/
[DIR]  ftp://ftp.ufanet.ru/pub/unix/BSD/FreeBSD/4.11-RELEASE/
[DIR]  ftp://ftp.cse.buffalo.edu/mirror/BSD/FreeBSD-Archive/old-releases/i386/4.11-RELEASE/
[DIR]  ftp://ftp.cse.buffalo.edu/mirror/BSD/FreeBSD-Archive/old-releases/alpha/4.11-RELEASE/
[DIR]  ftp://ftp.dorm.ccu.edu.tw/pub/FreeBSD/release/i386/4.11-RELEASE/
[DIR]  ftp://ftp.nz.freebsd.org/pub/FreeBSD/releases/alpha/4.11-RELEASE/
[DIR]  ftp://ftp.nz.freebsd.org/pub/FreeBSD/releases/i386/4.11-RELEASE/
[DIR]  ftp://ftp.maxnet.ru/pub/FreeBSDold/4.11-RELEASE/
[DIR]  ftp://ftp.maxnet.ru/pub/mirrors/FreeBSD/releases/i386/4.11-RELEASE/
[DIR]  ftp://ftp.kuzbass.ru/pub/FreeBSD/4.11-RELEASE/
[DIR]  ftp://ftp.kaluga.ru/FreeBSD/4.11-RELEASE/
[DIR]  ftp://ftp.cronyx.ru/pub/FreeBSD.archive/old-releases/alpha/4.11-RELEASE/
[DIR]  ftp://ftp.sinn.ru/pub/FreeBSD/releases/i386/4.11-RELEASE/
[DIR]  ftp://ftp.koganemaru.co.jp/pub/jaflp/4.11-RELEASE/
[DIR]  ftp://ftp.thu.edu.tw/FreeBSD/releases/i386/4.11-RELEASE/
[DIR]  ftp://ftp.sol.net/.0/releases/alpha/4.11-RELEASE/
[DIR]  ftp://ftp.sol.net/.0/releases/i386/4.11-RELEASE/
[DIR]  ftp://ftp.mtu.ru/.3/FreeBSD-Archive/i386/4.11-RELEASE/
[DIR]  ftp://ftp.tw.freebsd.org/pub/releases/i386/4.11-RELEASE/
[DIR]  ftp://ftp.tw.freebsd.org/pub/releases/alpha/4.11-RELEASE/
[DIR]  ftp://ftp.scn.ru/pub/os/FreeBSD/4.11-RELEASE/
[DIR]  ftp://ftp.lucky.net/pub/FreeBSD/releases/i386/4.11-RELEASE/
[DIR]  ftp://ftp.jpix.ad.jp/pub/FreeBSD-PC98/dists/4.11-RELEASE/
[DIR]  ftp://ftp5.jp.freebsd.org/pub/FreeBSD-PC98/dists/4.11-RELEASE/
[DIR]  ftp://ftp.ukrwest.net/pub/FreeBSD/4.11-RELEASE/
[DIR]  ftp://ftp.physics.uvt.ro/pub/FreeBSD/releases/alpha/4.11-RELEASE/
[DIR]  ftp://ftp.physics.uvt.ro/pub/FreeBSD/releases/i386/4.11-RELEASE/
[DIR]  ftp://ftp.cuhk.hk/pub/FreeBSD/releases/i386/4.11-RELEASE/
[DIR]  ftp://ftp.fh-niederrhein.de/pub/unix/FreeBSD/releases/i386/4.11-RELEASE/
[DIR]  ftp://ftp.ics.es.osaka-u.ac.jp/mirrors/FreeBSD-PC98/dists/4.11-RELEASE/
[DIR]  ftp://194.67.80.52/.3/FreeBSD-Archive/old-releases/i386/4.11-RELEASE/
[DIR]  ftp://194.67.80.52/.3/FreeBSD-Archive/old-releases/alpha/4.11-RELEASE/
[DIR]  ftp://ftp.aist-nara.ac.jp/0/FreeBSD-PC98/dists/4.11-RELEASE/
[DIR]  ftp://ftp.aist-nara.ac.jp/0/FreeBSD-jp/dists/4.11-RELEASE/
[DIR]  ftp://213.24.208.27/.3/FreeBSD-Archive/old-releases/i386/4.11-RELEASE/
[DIR]  ftp://213.24.208.27/.3/FreeBSD-Archive/old-releases/alpha/4.11-RELEASE/
[DIR]  ftp://ftp.mtu.ru/.4/.FreeBSD-Archive/alpha/4.11-RELEASE/
[DIR]  ftp://194.186.254.27/.3/FreeBSD-Archive/old-releases/i386/4.11-RELEASE/
[DIR]  ftp://194.186.254.27/.3/FreeBSD-Archive/old-releases/alpha/4.11-RELEASE/
[DIR]  ftp://ftp.mtu.ru/.2/FreeBSD-Archive/i386/4.11-RELEASE/
[DIR]  ftp://ftp.mtu.ru/.2/FreeBSD-Archive/i386/i386/4.11-RELEASE/
[DIR]  ftp://ftp.mtu.ru/.2/FreeBSD-Archive/alpha/4.11-RELEASE/
[DIR]  ftp://133.24.255.161/mirror/FreeBSD-PC98/dists/4.11-RELEASE/