ftp://ftp.uni-hannover.de/pub/mirror/linux/  direct

[DIR]ubuntu-releases/  direct  70 twin directories
[DIR]ubuntu/  direct  634+ twin directories
[DIR]slackware/  direct  2218+ twin directories
[DIR]scientific/  direct  543+ twin directories
[DIR]opensuse/  direct  419+ twin directories
[DIR]knoppix/  direct  168 twin directories
[DIR]fedora/  direct  5109+ twin directories
[DIR]debian-mirror/  direct
[DIR]centos/  direct  185 twin directories